WTID / MicroSectors Energy -3X Inverse Leveraged ETNs due January 29, 2043 - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

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EX-99.1 Exhibit 99.1 News FOR IMMEDIATE RELEASE Bank of Montreal Receives Regulatory Approvals for Normal Course Issuer Bid TORONTO, September 2, 2025 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced that it has received approvals from the Toronto Stock Exchange (TSX) and the Office of the Superintendent of Financial Institutions Canada to proceed with its normal course issuer bid. As previo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2025 Commission File Number: 001-1

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 (Executive Offices) 129 ru

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at July 31, 2025. As at July 31, 2025 (in millions of Canadian dollars) Subordinated Debt 8,466 Total Equity Preferred Share

EX-99.3 Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at July 31, 2025. As at July 31, 2025 (in millions of Canadian dollars) Subordinated Debt 8,466 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 9,156 Common Shares 23,554 Contributed Surplus 368 Retained Earnings 47,554 Accumulated Othe

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the nine months ended July 31, 2025 April 30, 2025 July 31, 2024 July 31, 2025 July 31, 20

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the nine months ended July 31, 2025 April 30, 2025 July 31, 2024 July 31, 2025 July 31, 2024 Interest, Dividend and Fee Income Loans $ 9,594 $ 9,501 $ 10,269 $ 29,216 $ 29,846 Securities (Note 2) 3,929 3,978 3,917 12,027 11,072 Securities b

BMO Financial Group Declares Dividends

EX-99.1 Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Declares Dividends TORONTO, August 26, 2025 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.63 per share on paid-up common shares of Bank of Montreal for the fourth quarter of fiscal year 2025, unchanged from the prior quarter. The Board of Directors also decl

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-1335

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-1335

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada

Certifications

EX-99.1 Exhibit 99.1 Certifications Pursuant to Rule 13a14(a) or 15d14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the SarbanesOxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.   I have reviewed the quarterly report for the period ended July 31, 2025 (the “report”) of Bank of Montreal (the “issuer”); 2.   Based

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-1335

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada

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EX-99.1 Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO Financial Group Announces Intention to Purchase for Cancellation Up to 30 Million of its Common Shares TORONTO, August 26, 2025 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced its intention to terminate its existing normal course issuer bid to purchase for cancellation up to 20 million of its common shares (the “Existing Bid”), and establi

 2024 Annual 

EX-99.1 BMO Financial Group Reports Third Quarter 2025 Results REPORT TO SHAREHOLDERS BMO’s Third Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended July 31, 2025, is available online at www.bmo.com/investorrelations, on the Canadian Securities Administrators’ website at www.sedarplus.ca, and on the EDGAR section of the U.S.

BMO Financial Group Reports Third Quarter 2025 Results

EX-99.1 Exhibit 99.1 BMO Financial Group Reports Third Quarter 2025 Results EARNINGS RELEASE BMO’s Third Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended July 31, 2025, is available online at www.bmo.com/investorrelations, on the Canadian Securities Administrators’ website at www.sedarplus.ca, and on the EDGAR section of th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-1335

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada

BANK OF MONTREAL JULY 31, 2025 EARNINGS COVERAGE RATIOS

EX-99.1 Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED JULY 31, 2025 EARNINGS COVERAGE RATIOS The information in this document is disclosed in accordance with Section 8.4 of National Instrument 44-102 – Shelf Distributions. The following consolidated financial ratios for the Bank, are calculated for the 12 months ended July 31, 2025 and October 31, 2024. 12 Mon

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-1335

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada, H2

BANK OF MONTREAL THE BANK OF NEW YORK MELLON Series Trustee COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Original Trustee Fifth Supplemental Indenture Dated as of August 14, 2025 Dated as of January 25, 201

EX-4.1 Exhibit 4.1 BANK OF MONTREAL TO THE BANK OF NEW YORK MELLON Series Trustee and COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Original Trustee Fifth Supplemental Indenture Dated as of August 14, 2025 to Indenture Dated as of January 25, 2010 Senior Debt Securities 1 FIFTH SUPPLEMENTAL INDENTURE, dated as of August 14, 2025 (this “Fifth Supplemental

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONT

6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Cana

BANK OF MONTREAL COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Eighth Supplemental Indenture Dated as of August 14, 2025 Dated as of December 12, 2017 Subordinated Debt Securities

EX-4.2 Exhibit 4.2 BANK OF MONTREAL TO COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Trustee Eighth Supplemental Indenture Dated as of August 14, 2025 to Indenture Dated as of December 12, 2017 Subordinated Debt Securities 1 EIGHTH SUPPLEMENTAL INDENTURE, dated as of August 14, 2025 (this “Eighth Supplemental Indenture”), between Bank of Montreal, a Canad

NOTICE REGARDING UNDERWRITING AGREEMENT

EX-1.1 Exhibit 1.1 NOTICE REGARDING UNDERWRITING AGREEMENT The attached Underwriting Agreement is a contractual document that establishes and governs the legal relations among the parties with respect to the transactions described therein. The Underwriting Agreement is not intended to be a source for investors or security holders of factual, business, or operational information about the Bank. The

BANK OF MONTREAL COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Seventh Supplemental Indenture Dated as of July 29, 2025 Dated as of December 12, 2017 Subordinated Debt Securities 6.875% Fixed Rate Reset Limi

EX-4.1 Exhibit 4.1 BANK OF MONTREAL TO COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Trustee Seventh Supplemental Indenture Dated as of July 29, 2025 to Indenture Dated as of December 12, 2017 Subordinated Debt Securities 6.875% Fixed Rate Reset Limited Recourse Capital Notes, Series 6 (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness)

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2025 Commission File Number: 001-13354 BANK OF MONTRE

6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 (Executive Offices) 129 rue Saint-Jacques Mon

BMO to Redeem

EX-99.1 Exhibit 99.1 News  FOR IMMEDIATE RELEASE BMO to Redeem Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 33 (Non-Viability Contingent Capital (NVCC)) TORONTO, July 8, 2025 – Bank of Montreal (the “Bank”) (TSX:BMO)(NYSE:BMO) today announced its intention to redeem all of its 8,000,000 outstanding Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 33 (Non-Viabi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2025 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2025 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO to Acquire Burgundy Asset Management - Expands BMO’s wealth management and financial planning capabilities focused on high-net-worth and ultra-high-net-worth individuals, families and institutions TORONTO, June 19, 2025 – BMO (TSX:BMO) (NYSE:BMO) and Burgundy Asset Management Ltd. today announced the signing of a definitive agreement for BMO to acquire B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 11-K

11-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from      to      Commission File Number: 001-13354 A.

BMO Financial Group Announces Executive Appointments

Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Announces Executive Appointments ● Aron Levine appointed Group Head and President, BMO, U.S. ● Nadim Hirji appointed Vice-Chair, BMO Commercial Banking ● Ernie (Erminia) Johannson to retire in 2026, appointed Senior Advisor ● Sharon Haward-Laird appointed Group Head, Canadian Commercial Banking and North American Shared Services; Co-Head,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2025 Commission File Number: 001-13354

Form 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Can

Certifications

Exhibit 99.1 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.   I have reviewed the quarterly report for the period ended April 30, 2025 (the “report”) of Bank of Montreal (the “issuer”); 2.   Based on m

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Increases Common Share Dividend by 4 cents from the prior quarter, up 5 per cent from the prior year TORONTO, May 28, 2025 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.63 per share on paid-up common shares of Bank of Montreal for the third quarter of fiscal year 20

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the six months ended April 30, 2025 January 31, 2025 April 30, 2024 April 30, 2025 April 3

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the six months ended April 30, 2025 January 31, 2025 April 30, 2024 April 30, 2025 April 30, 2024 Interest, Dividend and Fee Income Loans $ 9,501 $ 10,121   $ 9,745 $ 19,622 $ 19,577 Securities (Note 2) 3,978 4,120 3,716 8,098 7,155 Securit

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at April 30, 2025. As at April 30, 2025 (in millions of Canadian dollars) Subordinated Debt 9,740 Total Equity Preferred Sha

Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at April 30, 2025. As at April 30, 2025 (in millions of Canadian dollars) Subordinated Debt 9,740 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 7,787 Common Shares 23,730 Contributed Surplus 367 Retained Earnings 47,158 Accumulated Other Comp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

BANK OF MONTREAL APRIL 30, 2025 EARNINGS COVERAGE RATIOS

Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED APRIL 30, 2025 EARNINGS COVERAGE RATIOS The information in this document is disclosed in accordance with Section 8.4 of National Instrument 44-102 – Shelf Distributions. The following consolidated financial ratios for the Bank, are calculated for the 12 months ended April 30, 2025 and October 31, 2024. 12 Months En

 2024 Annual 

BMO Financial Group Reports Second Quarter 2025 Results REPORT TO SHAREHOLDERS BMO’s Second Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended April 30, 2025, is available online at www.

BMO Financial Group Reports Second Quarter 2025 Results

Exhibit 99.1 BMO Financial Group Reports Second Quarter 2025 Results EARNINGS RELEASE BMO’s Second Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended April 30, 2025, is available online at www.bmo.com/investorrelations, on the Canadian Securities Administrators’ website at www.sedarplus.ca, and on the EDGAR section of the U.S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES NYSE Arca hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on May 27, 2025, pursuant to the provisions of Rule 12d2-2 (a).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

BMO to Redeem $1,250 million Series J Medium-Term Notes

Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO to Redeem $1,250 million Series J Medium-Term Notes (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) Second Tranche TORONTO, May 6, 2025 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced that it intends to redeem all of its $1,250 million Series J Medium-Term Notes (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebted

Tayfun Tuzun

CORRESP Tayfun Tuzun Chief Financial Officer BMO FG BMO Financial Group 320 S. Canal Street Chicago, IL, 60606 U.S. Tel.: (312) 461-2300 [email protected] April 17, 2025 Mengyao Lu, Lory Empie Division of Corporation Finance, Office of Finance Securities and Exchange Commission Washington, D.C. 20549 Re: Bank of Montreal (the “Bank”) Form 40-F for Fiscal Year ended October 31, 2024 Response dat

REPORT UNDER NATIONAL INSTRUMENT 51-102 REPORT OF VOTING RESULTS

Exhibit 99.1 REPORT UNDER NATIONAL INSTRUMENT 51-102 REPORT OF VOTING RESULTS To: Canadian Securities Administrators In accordance with section 11.3 of National Instrument 51-102 – Continuous Disclosure Obligations, the following sets out the matters voted on at the Annual Meeting of Shareholders of Bank of Montreal (the “Bank”) held on April 11, 2025 and, as such votes were conducted by ballot, t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2025 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

Mayer Brown LLP

EX-23.11 EXHIBIT 23.11 Mayer Brown LLP 1221 Avenue of the Americas New York, NY 10020-1001 United States of America T: +1 212 506 2500 F: +1 212 262 1910 mayerbrown.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 Re: Bank of Montreal - Medium-Term Notes, Series K Ladies and Gentlemen: Bank of Montreal, a bank organized under the laws

BANK OF MONTREAL Senior Medium-Term Notes Series J Distribution Agreement

Exhibit 99.1 BANK OF MONTREAL US$75,000,000,000 Senior Medium-Term Notes Series J Distribution Agreement March 25, 2025 To the Agent(s) named in Annex V hereto. Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), proposes, subject to the terms and conditions stated herein, to issue and sell, from time to time, its Senior Medium-Term Notes, Series J (the “Securities”), a

BANK OF MONTREAL THE BANK OF NEW YORK MELLON Series Trustee COMPUTERSHARE TRUST COMPANY, N.A. Original Trustee Fourth Supplemental Indenture Dated as of March 25, 2025 Dated as of January 25, 2010 Senior Debt Securities

Exhibit 99.1 BANK OF MONTREAL TO THE BANK OF NEW YORK MELLON Series Trustee and COMPUTERSHARE TRUST COMPANY, N.A. Original Trustee Fourth Supplemental Indenture Dated as of March 25, 2025 to Indenture Dated as of January 25, 2010 Senior Debt Securities FOURTH SUPPLEMENTAL INDENTURE, dated as of March 25, 2025, among Bank of Montreal, a Canadian chartered bank (herein called the “Bank”), having its

Osler, Hoskin & Harcourt LLP

EX-5.3 Exhibit 5.3 Osler, Hoskin & Harcourt LLP Box 50, 1 First Canadian PlaceToronto, Ontario, Canada M5X 1B8 416.362.2111 MAIN 416.862.6666 FACSIMILE Toronto Montréal Calgary Ottawa Vancouver New York March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 Dear Sirs/Mesdames: Re: Bank of Montreal – Senior Medium-Term Notes, Series D, E, F, G,

BANK OF MONTREAL SENIOR MEDIUM-TERM NOTES, SERIES J SENIOR MEDIUM-TERM NOTES, SERIES K EXCHANGE RATE AGENCY AGREEMENT BANK OF MONTREAL BMO CAPITAL MARKETS CORP. March 25, 2025

Exhibit 99.4 BANK OF MONTREAL US$75,000,000,000 SENIOR MEDIUM-TERM NOTES, SERIES J SENIOR MEDIUM-TERM NOTES, SERIES K EXCHANGE RATE AGENCY AGREEMENT BETWEEN BANK OF MONTREAL AND BMO CAPITAL MARKETS CORP. March 25, 2025 This AGREEMENT (this “Agreement”) is made as of March 25, 2025 between the Bank of Montreal (the “Bank”) and BMO Capital Markets Corp. WHEREAS, the Bank has authorized the issuance

79 Wellington St. W., 30th Floor

EX-8.3 Exhibit 8.3 79 Wellington St. W., 30th Floor Box 270, TD South Tower Toronto, Ontario M5K 1N2 Canada P. 416.865.0040 | F. 416.865.7380 www.torys.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 Ladies and Gentlemen: We are rendering this opinion as special Canadian tax counsel to Bank of Montreal, a bank organized under the law

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354 BANK OF MONTR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal, Quebec Canada, H

Davis Polk & Wardwell

EX-23.10 Exhibit 23.10 Davis Polk & Wardwell LLP 450 Lexington Avenue New York, NY 10017 davispolk.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1 Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), has filed with the Securities and Exchange Commission (the “Commission”) a Registration Statement on Form F-3

As filed with the Securities and Exchange Commission on March 24, 2025

As filed with the Securities and Exchange Commission on March 24, 2025 Registration No.

79 Wellington St. W., 30th Floor

EX-23.9 Exhibit 23.9 79 Wellington St. W., 30th Floor Box 270, TD South Tower Toronto, Ontario M5K 1N2 Canada P. 416.865.0040 | F. 416.865.7380 www.torys.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 Re: Bank of Montreal – Senior Medium-Term Notes, Series K Ladies and Gentlemen: Bank of Montreal, a bank organized under the laws of

Davis Polk & Wardwell

EX-5.4 Exhibit 5.4 Davis Polk & Wardwell LLP 450 Lexington Avenue New York, NY 10017 davispolk.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1 Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), has filed with the Securities and Exchange Commission (the “Commission”) a Registration Statement on Form F-3 on

BANK OF MONTREAL SENIOR MEDIUM-TERM NOTES, SERIES J SENIOR MEDIUM-TERM NOTES, SERIES K CALCULATION AGENCY AGREEMENT BANK OF MONTREAL BMO CAPITAL MARKETS CORP. March 25, 2025

EXHIBIT 99.3 BANK OF MONTREAL US$75,000,000,000 SENIOR MEDIUM-TERM NOTES, SERIES J SENIOR MEDIUM-TERM NOTES, SERIES K CALCULATION AGENCY AGREEMENT BETWEEN BANK OF MONTREAL AND BMO CAPITAL MARKETS CORP. March 25, 2025 Bank of Montreal (the “Bank”) proposes to issue and sell from time to time certain of its senior debt securities designated as Senior Medium-Term Notes, Series J and Senior Medium-Ter

Mayer Brown LLP

EX-5.5 Exhibit 5.5 Mayer Brown LLP 1221 Avenue of the Americas New York, NY 10020-1001 United States of America T: +1 212 506 2500 F: +1 212 262 1910 mayerbrown.com March 25, 2025 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 Re: Bank of Montreal – Medium-Term Notes, Series K Ladies and Gentlemen: We have acted as special U.S. counsel in connection w

BANK OF MONTREAL Senior Medium-Term Notes Series K Distribution Agreement

Exhibit 99.2 EXECUTION VERSION BANK OF MONTREAL US$75,000,000,000 Senior Medium-Term Notes Series K Distribution Agreement March 25, 2025 To the Agent(s) named in Annex V hereto. Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), proposes, subject to the terms and conditions stated herein, to issue and sell, from time to time, its Senior Medium-Term Notes, Series K (th

(FACE OF SECURITY)

Exhibit 4.7 (FACE OF SECURITY) THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE THEREOF. THIS SECURITY MAY NOT BE EXCHANGED IN WHOLE OR IN PART FOR A SECURITY REGISTERED, AND NO TRANSFER OF THIS SECURITY IN WHOLE OR IN PART MAY BE REGISTERED, IN THE NAME OF ANY PERSON OTHER THAN SUCH DEPOSITARY

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354 BANK OF MONTR

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal, Quebec Canada, H

Calculation of Filing Fee Tables (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables F-3 (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid Debt Senior Debt Securities 457(o) (1)(2) 100% (3)(4) 0.

Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1

Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1 March 21, 2025 Via EDGAR Securities and Exchange Commission, Division of Corporation Finance, 100 F Street, NE.

Tayfun Tuzun

CORRESP Tayfun Tuzun Chief Financial Officer BMO Financial Group 320 S. Canal Street Chicago, IL, 60606 U.S. Tel.: (312) 461-2300 [email protected] March 14th, 2025 Mengyao Lu, Lory Empie Division of Corporation Finance, Office of Finance Securities and Exchange Commission Washington, D.C. 20549 Re: Bank of Montreal (the “Bank”) Form 40-F for Fiscal Year ended October 31 2024 Filed March 3, 202

USER GUIDE - HYBRID MEETING To start This year, the meeting will take place

EX-99.4 Exhibit 99.4 USER GUIDE - HYBRID MEETING To start This year, the meeting will take place in-person and virtually. You will be able to participate in-person and online using your smartphone, tablet or computer. Both online and in-person, you will be able to ask questions and submit your votes in real time. Alive webcast of the meeting, will be provided for those joining virtually. You may a

Board retainer

Table of Contents Exhibit 99.1 Annual Meeting April 11, 2025 | Bank of Montreal NOTICE OF ANNUAL MEETING OF SHAREHOLDERS AND MANAGEMENT PROXY CIRCULAR BMO Table of Contents Notice of Annual Meeting of Shareholders You’re invited to participate in BMO’s 2025 annual meeting of shareholders. How to participate You can participate in the meeting virtually by logging on to the webcast. You may also att

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal

Bank of Montreal 2025 Annual Meeting Notice and access for shareholders

EX-99.3 Exhibit 99.3 Bank of Montreal 2025 Annual Meeting Notice and access for shareholders You have been invited to participate in BMO’s 2025 annual meeting of shareholders. You can participate in the meeting virtually by logging on to our live webcast. You may also attend in person at BMO Place, 33 Dundas Street West, Toronto, Ontario. Please monitor our website (bmo.com/annualmeeting), and our

Computershare Trust Company of Canada 8th Floor, 100 University Avenue Toronto, Ontario M5J 2Y1 Telephone

EX-99.2 Exhibit 99.2 Computershare Trust Company of Canada 8th Floor, 100 University Avenue Toronto, Ontario M5J 2Y1 Telephone 1-800-340-5021 514-982-7800 Facsimile 1-866-249-7775 416-263-9524 www.computershare.com MR SAM SAMPLE 123 SAMPLES STREET Class of Shares SAMPLETOWN SS X9X 9X9 123 Holder Account Number C1234567890 X X X Fold Form of Proxy—Annual Meeting of Shareholders of Bank of Montreal

As filed with the Securities and Exchange Commission on March 3, 2025

As filed with the Securities and Exchange Commission on March 3, 2025 Registration No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

Exhibit 25.2 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON (Exact name of trustee as specified in its charter) New York 13-5160382 (Ju

Calculation of Filing Fee Tables (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables F-3 (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid Debt Senior Debt Securities 457(o) (1)(2) 100% (3)(4) 0.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-N APPOINTMENT OF AGENT FOR SERVICE OF PROCESS BY FOREIGN BANKS AND FOREIGN INSURANCE COMPANIES AND CERTAIN OF THEIR HOLDING COMPANIES AND FINANCE SUBSIDIARIES MAKING PUBLI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-N APPOINTMENT OF AGENT FOR SERVICE OF PROCESS BY FOREIGN BANKS AND FOREIGN INSURANCE COMPANIES AND CERTAIN OF THEIR HOLDING COMPANIES AND FINANCE SUBSIDIARIES MAKING PUBLIC OFFERINGS OF SECURITIES IN THE UNITED STATES A. Name of issuer or person filing (“Filer”): Bank of Montreal B. This is (select one): ☒ an original f

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) COMPUTERSHARE TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of trustee as specified in its charter) N

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Bank of Montreal Announces Subordinated Notes Issue

EX-99.1 Exhibit 99.1 News FOR IMMEDIATE RELEASE Bank of Montreal Announces Subordinated Notes Issue NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES TORONTO, February 26, 2025 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced a domestic public offering of $1.25 billion of subordinated notes (Non-Viability Contingent Capital (NVCC)) (the “Notes”) throug

Management’s Discussion and Analysis

BMO Financial Group Reports First Quarter 2025 Results REPORT TO SHAREHOLDERS BMO’s First Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended January 31, 2025 are available online at www.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Certifications

Exhibit 99.1 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.   I have reviewed the quarterly report for the period ended January 31, 2025 (the “report”) of Bank of Montreal (the “issuer”); 2.   Based on

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at January 31, 2025. As at January 31, 2025 (in millions of Canadian dollars) Subordinated Debt 8,554 Total Equity Preferred

Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at January 31, 2025. As at January 31, 2025 (in millions of Canadian dollars) Subordinated Debt 8,554 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 7,787 Common Shares 23,923 Contributed Surplus 363 Retained Earnings 47,243 Accumulated Other

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended January 31, 2025 October 31, 2024 January 31, 2024 Interest, Dividend and Fee Income          

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended January 31, 2025 October 31, 2024 January 31, 2024 Interest, Dividend and Fee Income                      Loans $       10,121 $       10,223 $       9,832 Securities (Note 2) 4,120 3,966 3,439 Securities borrowed or purchased under resale agre

BANK OF MONTREAL JANUARY 31, 2025 EARNINGS COVERAGE RATIOS

Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED JANUARY 31, 2025 EARNINGS COVERAGE RATIOS The information in this document is disclosed in accordance with Section 8.4 of National Instrument 44-102 – Shelf Distributions. The following consolidated financial ratios for the Bank, are calculated for the 12 months ended January 31, 2025 and October 31, 2024. 12 Month

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

BMO Financial Group Reports First Quarter 2025 Results

Exhibit 99.1 BMO Financial Group Reports First Quarter 2025 Results EARNINGS RELEASE BMO’s First Quarter 2025 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended January 31, 2025 are available online at www.bmo.com/investorrelations, on the Canadian Securities Administrators’ website at www.sedarplus.ca, and on the EDGAR section of the U.S

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Declares Dividends TORONTO, February 25, 2025 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.59 per share on paid-up common shares of Bank of Montreal for the second quarter of fiscal year 2025 (“Q2 2025 Dividend”), unchanged from the prior quarter. The Board of Dire

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

(FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Banks -3× INVERSE LEVERAGED ETNs DUE [ ]

Exhibit 4.6 (FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Banks -3× INVERSE LEVERAGED ETNs DUE [ ] This Security will not constitute a deposit that is insured under the Canada Deposit Insurance Corporation act or by the U.S. Federal Deposit Insurance Corporation. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE THE SECURITIES EXCHANGE ACT OF 1934 Bank of Montreal (Exact name of registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE THE SECURITIES EXCHANGE ACT OF 1934 Bank of Montreal (Exact name of registrant as specified in its charter) Canada 13-4941092 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 1

(FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Oil -3× INVERSE LEVERAGED ETNs DUE [ ]

Exhibit 4.8 (FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Oil -3× INVERSE LEVERAGED ETNs DUE [ ] This Security will not constitute a deposit that is insured under the Canada Deposit Insurance Corporation act or by the U.S. Federal Deposit Insurance Corporation. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS

(FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Banks 3× LEVERAGED ETNs DUE [ ]

Exhibit 4.5 (FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Banks 3× LEVERAGED ETNs DUE [ ] This Security will not constitute a deposit that is insured under the Canada Deposit Insurance Corporation act or by the U.S. Federal Deposit Insurance Corporation. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGIST

(FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Oil 3× LEVERAGED ETNs DUE [ ]

Exhibit 4.7 (FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ U.S. Big Oil 3× LEVERAGED ETNs DUE [ ] This Security will not constitute a deposit that is insured under the Canada Deposit Insurance Corporation act or by the U.S. Federal Deposit Insurance Corporation. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTER

(FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ FANG+™ 3× LEVERAGED ETNs DUE [ ]

Exhibit 4.4 (FACE OF SECURITY) FORM OF GLOBAL SECURITY (NOTE NO. 1) FOR MICROSECTORS™ FANG+™ 3× LEVERAGED ETNs DUE [ ] This Security will not constitute a deposit that is insured under the Canada Deposit Insurance Corporation act or by the U.S. Federal Deposit Insurance Corporation. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-13354 BANK OF MON

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada, H2Y 1L6 Canada,

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Exhibit 99.1 News FOR IMMEDIATE RELEASE Bank of Montreal Receives Regulatory Approvals for Normal Course Issuer Bid TORONTO, January 17, 2025 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced that it has received approvals from the Toronto Stock Exchange (TSX) and the Office of the Superintendent of Financial Institutions Canada (OSFI) to proceed with its previously-announced normal course is

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-133

6-K 1 d923067d6k.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec T

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Exhibit 99.1 News FOR IMMEDIATE RELEASE Bank of Montreal Enters into Automatic Securities Purchase Plan TORONTO, January 10, 2025 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced that it has entered into an automatic securities purchase plan (“ASPP”) with its broker, BMO Nesbitt Burns Inc., in order to facilitate repurchases of BMO common shares (“Common Shares”) in connection with its previ

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-133

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: January, 2025 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada, H2Y 1L6 Canada,

650, de Maisonneuve Blvd. West,

Exhibit 99.1 650, de Maisonneuve Blvd. West, 7th floor, Montreal QC, H3A 3T2 www.computershare.com January 8, 2025 To: All Canadian Securities Regulatory Authorities Subject: Bank of Montreal Dear Sirs: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual Meeting Record Date for Notice of Meeting : February 10, 2025 Recor

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MO

6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Ca

BANK OF MONTREAL OCTOBER 31, 2024 EARNINGS COVERAGE RATIO

EX-99.1 EXHIBIT 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE YEAR ENDED OCTOBER 31, 2024 EARNINGS COVERAGE RATIO The following consolidated financial ratios for the Bank, are calculated for the 12 months ended October 31, 2024 and October 31, 2023. 12 Months Ended October 31, 2024 Actual 12 Months Ended October 31, 2023 Actual Interest coverage on subordinated indebtedness 21.88 t

Enhanced Disclosure Task Force The Enhanced Disclosure Task Force (EDTF) was established by the Financial Stability Board to provide guidance and recommendations for best practice risk disclosures for banks. We have adopted these recommendations at B

Enhanced Disclosure Task Force The Enhanced Disclosure Task Force (EDTF) was established by the Financial Stability Board to provide guidance and recommendations for best practice risk disclosures for banks.

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EX-99.1 Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO Financial Group Announces Intention to Repurchase Up to 20 Million of its Common Shares TORONTO, December 5, 2024 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced its intention to purchase for cancellation up to 20 million of its common shares under a normal course issuer bid, subject to the approval of the Office of the Superintendent of F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Certifications

Exhibit 99.5 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1. I have reviewed this annual report on Form 40-F (the “report”) of Bank of Montreal (the “issuer”); 2. Based on my knowledge, this report does

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EX-99.1 Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Increases Common Share Dividend by 4 cents from the prior quarter, up 5 per cent from the prior year TORONTO, December 5, 2024 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.59 per share on paid-up common shares of Bank of Montreal for the first quarter of fi

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 99.4 KPMG LLP Bay Adelaide Centre 333 Bay Street, Suite 4600 Toronto, ON M5H 2S5 Canada Tel 416-777-8500 Fax 416-777-8818 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors of Bank of Montreal: We consent to the use of: i) our report of independent registered public accounting firm dated December 5, 2024 to the Shareholders and the Board of Directors of Bank

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form 40-F [Check one] ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchan

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form 40-F [Check one] ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended October 31, 2024 Commission File Number 001-13354 BANK OF MONTREAL (Exact name of Registrant as specified in

BANK OF MONTREAL ANNUAL INFORMATION FORM FOR THE YEAR ENDED OCTOBER 31, 2024 Dated December 5, 2024

Exhibit 99.1 BANK OF MONTREAL ANNUAL INFORMATION FORM FOR THE YEAR ENDED OCTOBER 31, 2024 Dated December 5, 2024 Annual Information Form 2024 Financial Statements1 2024 MD&A1 EXPLANATORY NOTES AND CAUTIONS  2  Caution Regarding Forward-Looking Statements  2  15 CORPORATE STRUCTURE  2  Note 27 GENERAL DEVELOPMENT OF THE BUSINESS  3  16, 33-52 Three-Year History  3  DESCRIPTION OF THE BUSINESS  3  B

Statement of Management’s Responsibility for Financial Information Management of Bank of Montreal (the bank) is responsible for the preparation and presentation of the annual consolidated financial statements, Management’s Discussion and Analysis (MD

Statement of Management’s Responsibility for Financial Information Management of Bank of Montreal (the bank) is responsible for the preparation and presentation of the annual consolidated financial statements, Management’s Discussion and Analysis (MD&A) and all other information in the Annual Report.

Certifications

Exhibit 99.6 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Tayfun Tuzun, Chief Financial Officer of Bank of Montreal, certify that: 1. I have reviewed this annual report on Form 40-F (the “report”) of Bank of Montreal (the “issuer”); 2. Based on my knowledge, this report does

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Net interest margin (in basis points)

EX-99.1 Exhibit 99.1 BMO Financial Group Reports Fourth Quarter and Fiscal 2024 Results Fourth Quarter 2024 Earnings Release BMO’s 2024 audited annual consolidated financial statements and accompanying Management Discussion and Analysis (MD&A) are available online at www.bmo.com/investorrelations and at www.sedarplus.ca. Financial Results Highlights Fourth Quarter 2024 compared with Fourth Quarter

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

6-K 1 d878717d6k.htm 6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario

Certifications

Exhibit 99.7 Certifications Pursuant to Rule 13(a) or 15(d) under the Securities Exchange Act of 1934, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. 1350, the undersigned officers of Bank of Montreal (the “Bank”), hereby certify that, to his knowledge, (a) the annual report on Form 40-F for the period ended October 31, 2024 (the “Report”) fully complies

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at October 31, 2024. As at October 31, 2024 (in millions of Canadian dollars) Subordinated Debt 8,377 Total Equity Preferred

Exhibit 99.1 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at October 31, 2024. As at October 31, 2024 (in millions of Canadian dollars) Subordinated Debt 8,377 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 8,087 Common Shares 23,921 Contributed Surplus 354 Retained Earnings 46,469 Accumulated Other

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Davis Polk & Wardwell

Exhibit 23.13 Davis Polk & Wardwell llp 450 Lexington Avenue New York, NY 10017 davispolk.com November 20, 2024 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1 Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), has filed with the Securities and Exchange Commission (the “Commission”) a Registration Statement on Form F-3 on Ap

Davis Polk & Wardwell

Exhibit 5.6 Davis Polk & Wardwell llp 450 Lexington Avenue New York, NY 10017 davispolk.com November 20, 2024 Bank of Montreal 100 King Street West 1 First Canadian Place Toronto, Ontario Canada M5X 1A1 Ladies and Gentlemen: Bank of Montreal, a Canadian chartered bank (the “Bank”), has filed with the Securities and Exchange Commission (the “Commission”) a Registration Statement on Form F-3 on Apri

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: November, 2024 Commission File Number: 001-13354 BANK OF MO

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: November, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada, H2Y 1L6 Canada

TRP / TC Energy Corporation / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 trpa2111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* TC Energy Corp (Name of Issuer) Common Shares (Title of Class of Securities) 87807B107 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desi

NOA / North American Construction Group Ltd. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 noa111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 North American Construction Group Ltd (Name of Issuer) Common Shares (Title of Class of Securities) 656811106 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desi

TU / TELUS Corporation / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 tu111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Telus Corporation (Name of Issuer) Common shares (Title of Class of Securities) 87971M103 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursua

MCS / The Marcus Corporation / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 mcsa1111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Marcus Corp (Name of Issuer) Common Stock (Title of Class of Securities) 566330106 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designat

OR / Osisko Gold Royalties Ltd / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 or111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Osisko Gold Royalties Ltd (Name of Issuer) Common Shares (Title of Class of Securities) 68827L101 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rul

BNS / The Bank of Nova Scotia / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 bnsa1111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Bank of Nova Scotia (Name of Issuer) Common Shares (Title of Class of Securities) 064149107 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to

TCN / Tricon Residential Inc. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 tcna3111324.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Tricon Residential Inc (Name of Issuer) Common (Title of Class of Securities) 89612W102 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to des

BMO to Redeem

Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO to Redeem Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 31 (Non-Viability Contingent Capital (NVCC)) TORONTO, October 03, 2024 – Bank of Montreal (the “Bank”) (TSX:BMO)(NYSE:BMO) today announced its intention to redeem all of its 12,000,000 outstanding Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 31 (Non-Viability

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: October, 2024 Commission File Number: 001-133

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: October, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M

Eighth Circuit Court of Appeals Overturns Petters Judgement, in BMO’s Favour

EX-99.1 Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE Eighth Circuit Court of Appeals Overturns Petters Judgement, in BMO’s Favour TORONTO and CHICAGO, September 12, 2024 - BMO Financial Group (TSX: BMO) (NYSE: BMO) announced today that the United States Court of Appeals for the Eighth Circuit reversed a prior jury verdict and instructed the district court to enter judgement in favour of BMO’s U.S. subs

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2024 Commission File Number: 001-1

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Can

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2024 Commission File Number: 001-13354 BANK OF M

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: September, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Canad

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at July 31, 2024. As at July 31, 2024 (in millions of Canadian dollars) Subordinated Debt 9,321 Total Equity Preferred Share

Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at July 31, 2024. As at July 31, 2024 (in millions of Canadian dollars) Subordinated Debt 9,321 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 8,487 Common Shares 23,911 Contributed Surplus 346 Retained Earnings 45,451 Accumulated Other Compre

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-1335

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-1335

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-1335

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

 Page Number 

BMO Financial Group Reports Third Quarter 2024 Results REPORT TO SHAREHOLDERS BMO’s Third Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended July 31, 2024 are available online at www.

Certifications

Exhibit 99.1 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.   I have reviewed the quarterly report for the period ended July 31, 2024 (the “report”) of Bank of Montreal (the “issuer”); 2.   Based on my

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Declares Dividends TORONTO, August 27, 2024 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced at its Board of Directors declared a quarterly dividend of $1.55 per share on paid-up common shares of Bank of Montreal for the fourth quarter of fiscal year 2024 (“Q4 2024 Dividend”), unchanged from the prior quarter. The Board of Director

BMO Financial Group Reports Third Quarter 2024 Results

Exhibit 99.1 BMO Financial Group Reports Third Quarter 2024 Results EARNINGS RELEASE BMO’s Third Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended July 31, 2024 are available online at www.bmo.com/investorrelations and at www.sedarplus.ca. Financial Results Highlights Third Quarter 2024 compared with Third Quarter 2023: • Ne

BANK OF MONTREAL JULY 31, 2024 EARNINGS COVERAGE RATIO

Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED JULY 31, 2024 EARNINGS COVERAGE RATIO The following consolidated financial ratios for the Bank, are calculated for the 12 months ended July 31, 2024 and October 31, 2023. 12 Months Ended July 31, 2024 12 Months Ended October 31, 2023 Actual Actual Interest coverage on subordinated indebtedness 20.14 times 14.80 tim

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the nine months ended    July 31, 2024    April 30, 2024    July 31, 2023    July 31, 2024

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the nine months ended    July 31, 2024    April 30, 2024    July 31, 2023    July 31, 2024    July 31, 2023 Interest, Dividend and Fee Income Loans $ 10,269 $ 9,745 $ 9,130 $ 29,846 $    24,629 Securities (Note 2) 3,917 3,716 3,099     11,0

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-1335

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

BMO to Redeem $1,000,000,000 Series J Medium-Term Notes

Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO to Redeem $1,000,000,000 Series J Medium-Term Notes (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) First Tranche TORONTO, August 12, 2024 – Bank of Montreal (TSX:BMO)(NYSE:BMO) today announced that it intends to redeem all of its $1,000,000,000 Series J Medium-Term Notes (Non-Viability Contingent Capital (NVCC)) (Subordinated Indeb

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-1335

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: August, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES NYSE Arca hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on August 05, 2024, pursuant to the provisions of Rule 12d2-2 (a).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2024 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

BMO to Redeem

Exhibit 99.1 News  FOR IMMEDIATE RELEASE BMO to Redeem Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 29 (Non-Viability Contingent Capital (NVCC)) TORONTO, July 22, 2024 – Bank of Montreal (the “Bank”) (TSX:BMO)(NYSE:BMO) today announced its intention to redeem all of its 16,000,000 outstanding Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 29 (Non-Viability C

NOTICE REGARDING UNDERWRITING AGREEMENT

Exhibit 1.1 NOTICE REGARDING UNDERWRITING AGREEMENT The attached Underwriting Agreement is a contractual document that establishes and governs the legal relations among the parties with respect to the transactions described therein. The Underwriting Agreement is not intended to be a source for investors or security holders of factual, business, or operational information about the Bank. The repres

BANK OF MONTREAL COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Sixth Supplemental Indenture Dated as of July 17, 2024 Dated as of December 12, 2017 Subordinated Debt Securities 7.300% Fixed Rate Reset Limite

Exhibit 4.1 BANK OF MONTREAL TO COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Trustee Sixth Supplemental Indenture Dated as of July 17, 2024 to Indenture Dated as of December 12, 2017 Subordinated Debt Securities 7.300% Fixed Rate Reset Limited Recourse Capital Notes, Series 5 (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) TABLE OF

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2024 Commission File Number: 001-13354 BANK OF MONTRE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: July, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Canada, H2

Bank of Montreal Announces Subordinated Notes Issue

Exhibit 99.1 News  FOR IMMEDIATE RELEASE Bank of Montreal Announces Subordinated Notes Issue NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES TORONTO, June 25, 2024 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced a domestic public offering of $1.00 billion of subordinated notes (Non-Viability Contingent Capital (NVCC)) (the “Notes”) through its Canad

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2024 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 11-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from      to      Commission File Number: 001-13354 A.

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2024 Commission File Number: 001-13354 BANK OF MONTRE

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: June, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Canada, H2

Management’s Discussion and Analysis

BMO Financial Group Reports Second Quarter 2024 Results REPORT TO SHAREHOLDERS BMO’s Second Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended April 30, 2024 are available online at www.

BMO Financial Group Reports Second Quarter 2024 Results

Exhibit 99.1 BMO Financial Group Reports Second Quarter 2024 Results EARNINGS RELEASE BMO’s Second Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended April 30, 2024 are available online at www.bmo.com/investorrelations and at www.sedarplus.ca. Financial Results Highlights Second Quarter 2024 compared with Second Quarter 2023:

Certifications

Exhibit 99.1 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.  I have reviewed the quarterly report for the period ended April 30, 2024 (the “report”) of Bank of Montreal (the “issuer”); 2.  Based on my

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Increases Common Share Dividend by 4 cents from the prior quarter, up 5 per cent from the prior year TORONTO, May 29, 2024 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced at its Board of Directors declared a quarterly dividend of $1.55 per share on paid-up common shares of Bank of Montreal for the third quarter of fiscal year 2024

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

BANK OF MONTREAL APRIL 30, 2024 EARNINGS COVERAGE RATIO

Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED APRIL 30, 2024 EARNINGS COVERAGE RATIO The following consolidated financial ratios for the Bank, are calculated for the 12 months ended April 30, 2024 and October 31, 2023. 12 Months Ended April 30, 2024 12 Months Ended October 31, 2023 Actual Actual Interest coverage on subordinated indebtedness 19.41 times 14.80

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the six months ended    April 30, 2024    January 31, 2024    April 30, 2023    April 30,

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended For the six months ended    April 30, 2024    January 31, 2024    April 30, 2023    April 30, 2024    April 30, 2023 Interest, Dividend and Fee Income Loans $ 9,745 $ 9,832 $ 8,533 $ 19,577 $ 15,499 Securities (Note 2) 3,716 3,439 2,895 7,155 5

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: May, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at April 30, 2024. As at April 30, 2024 (in millions of Canadian dollars) Subordinated Debt 8,237 Total Equity Preferred Sha

Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at April 30, 2024. As at April 30, 2024 (in millions of Canadian dollars) Subordinated Debt 8,237 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 8,314 Common Shares 23,896 Contributed Surplus 350 Retained Earnings 44,772 Accumulated Other Comp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

BMO to Redeem

Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO to Redeem Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 27 (Non-Viability Contingent Capital (NVCC)) TORONTO, April 23, 2024 – Bank of Montreal (the “Bank”) (TSX:BMO)(NYSE:BMO) today announced its intention to redeem all of its 20,000,000 outstanding Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 27 (Non-Viability C

BMO to Redeem

Exhibit 99.1 News FOR IMMEDIATE RELEASE BMO to Redeem Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 46 (Non-Viability Contingent Capital (NVCC)) TORONTO, April 23, 2024 – Bank of Montreal (the “Bank”) (TSX:BMO)(NYSE:BMO) today announced its intention to redeem all of its 14,000,000 outstanding Non-Cumulative 5-Year Rate Reset Class B Preferred Shares, Series 46 (Non-Viability C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: April, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

REPORT UNDER NATIONAL INSTRUMENT 51-102 REPORT OF VOTING RESULTS

Exhibit 99.1 REPORT UNDER NATIONAL INSTRUMENT 51-102 REPORT OF VOTING RESULTS To:  Canadian Securities Administrators In accordance with section 11.3 of National Instrument 51-102 – Continuous Disclosure Obligations, the following sets out the matters voted on at the Annual Meeting of Shareholders of Bank of Montreal (the “Bank”) held on April 16, 2024 and, as such votes were conducted by ballot,

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354 BANK OF MONTR

6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal, Quebec Canad

BANK OF MONTREAL 7.700% Fixed Rate Reset Limited Recourse Capital Notes, Series 4 (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) Underwriting Agreement

Exhibit 1.1 BANK OF MONTREAL US$1,000,000,000 7.700% Fixed Rate Reset Limited Recourse Capital Notes, Series 4 (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) Underwriting Agreement February 29, 2024 BMO Capital Markets Corp. Goldman Sachs & Co. LLC Morgan Stanley & Co. LLC Barclays Capital Inc. BNP Paribas Securities Corp. Credit Agricole Securities (USA) Inc. as Representat

BANK OF MONTREAL COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Fifth Supplemental Indenture Dated as of March 8, 2024 Dated as of December 12, 2017 Subordinated Debt Securities 7.700% Fixed Rate Reset Limite

Exhibit 4.1 BANK OF MONTREAL TO COMPUTERSHARE TRUST COMPANY, N.A. AS SUCCESSOR TO WELLS FARGO BANK, NATIONAL ASSOCIATION Trustee Fifth Supplemental Indenture Dated as of March 8, 2024 to Indenture Dated as of December 12, 2017 Subordinated Debt Securities 7.700% Fixed Rate Reset Limited Recourse Capital Notes, Series 4 (Non-Viability Contingent Capital (NVCC)) (Subordinated Indebtedness) TABLE OF

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal

Bank of Montreal Computershare Trust Company of Canada 8th Floor, 100 University Avenue Toronto, Ontario M5J 2Y1

EX-99.2 Exhibit 99.2 Bank of Montreal Computershare Trust Company of Canada 8th Floor, 100 University Avenue Toronto, Ontario M5J 2Y1 Telephone 1-800-340-5021 514-982-7800 Facsimile 1-866-249-7775 416-263-9524 www.computershare.com Class of Shares Holder Account Number Fold Form of Proxy—Annual Meeting of Shareholders of Bank of Montreal to be held on April 16, 2024 Notes to proxy 1.Every sharehol

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354

6-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place Toronto, Ontario Canada, M5X 1A1 129 rue Saint-Jacques Montreal

Board retainer

EX-99.1 Table of Contents Exhibit 99.1 Annual Meeting April 16, 2024 | Bank of Montreal Notice of Annual Meeting of Shareholders and Management Proxy Circular Table of Contents Notice of Annual Meeting of Shareholders You’re invited to participate in BMO’s 2024 annual meeting of shareholders. How to participate You can participate in the meeting virtually by logging on to the webcast. You may also

Bank of Montreal 2024 Annual Meeting Notice and access for shareholders

EX-99.3 Exhibit 99.3 Bank of Montreal 2024 Annual Meeting Notice and access for shareholders You have been invited to participate in BMO’s 2024 annual meeting of shareholders. You can participate in the meeting virtually by logging on to our live webcast. You may also attend in person at our Institute for Learning (IFL), 3550 Pharmacy Avenue, Toronto, Ontario. Please monitor our website (bmo.com/a

BMO Statement Against Modern Slavery and Human Trafficking

EX-99.1 Exhibit 99.1 BMO Statement Against Modern Slavery and Human Trafficking BMO Financial Group (BMO) (we, us, our) is committed to respecting human rights and stands against all forms of modern slavery (a term that includes forced labour, child labour and human trafficking). This Statement is issued pursuant to section 54 of the United Kingdom Modern Slavery Act 2015 (the UK Act), Part 2 of t

USER GUIDE - VIRTUAL MEETING PLEASE READ CAREFULLY To start This year, the meeting will take place virtually and in person. You will be able to participate in person and online using your smartphone, tablet or computer. You will be able to view a liv

EX-99.4 Exhibit 99.4 USER GUIDE - VIRTUAL MEETING PLEASE READ CAREFULLY To start This year, the meeting will take place virtually and in person. You will be able to participate in person and online using your smartphone, tablet or computer. You will be able to view a live webcast of the meeting, ask questions and submit your votes in real time. You may also provide voting instructions before the m

  BMO’s Code of Conduct

Exhibit 99.1 BMO’s Code of Conduct          BMO’s Code of Conduct     Table of Contents Contents Chair Message 4 CEO Message 4 What is the Code? 5 Our Shared Values 5 Doing What’s Right: Making Decisions 6 Our Five Commitments 8 Embracing Diversity, Equity and Inclusion 9 Respecting Human Rights 9 Fostering Respectful and Safe Workplaces 10 Environmental and Social Impacts 11 Conflicting Requireme

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: March, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X

BMO Financial Group Reports First Quarter 2024 Results

Exhibit 99.1 BMO Financial Group Reports First Quarter 2024 Results EARNINGS RELEASE BMO’s First Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended January 31, 2024 are available online at www.bmo.com/investorrelations and at www.sedarplus.ca. Financial Results Highlights First Quarter 2024 Compared with First Quarter 2023: •

Certifications

Exhibit 99.1 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1.  I have reviewed the quarterly report for the period ended January 31, 2024 (the “report”) of Bank of Montreal (the “issuer”); 2.  Based on m

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Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Declares Dividends TORONTO, February 27, 2024 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.51 per share on paid-up common shares of Bank of Montreal for the second quarter of fiscal year 2024 (“Q2 2024 Dividend”), unchanged from the prior quarter. The Board of Dire

BANK OF MONTREAL JANUARY 31, 2024 EARNINGS COVERAGE RATIO

Exhibit 99.1 BANK OF MONTREAL EXHIBIT TO FINANCIAL STATEMENTS FOR THE QUARTER ENDED JANUARY 31, 2024 EARNINGS COVERAGE RATIO The following consolidated financial ratios for the Bank, are calculated for the 12 months ended January 31, 2024 and October 31, 2023. 12 Months Ended January 31, 2024 12 Months Ended October 31, 2023 Actual Actual Interest coverage on subordinated indebtedness 17.09 times

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 129 rue Saint-Jacques 1 First Canadian Place Montreal, Quebec Toronto, Ontario Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended    January 31, 2024    October 31, 2023    January 31, 2023 Interest, Dividend and Fee Income

Interim Consolidated Financial Statements Consolidated Statement of Income (Unaudited) (Canadian $ in millions, except as noted) For the three months ended    January 31, 2024    October 31, 2023    January 31, 2023 Interest, Dividend and Fee Income Loans $ 11,389 $    11,277 $ 8,194 Securities (Note 2)    3,439 3,260 2,138 Deposits with banks 1,026 1,063 1,039 15,854 15,600    11,371 Interest Exp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Management’s Discussion and Analysis

BMO Financial Group Reports First Quarter 2024 Results REPORT TO SHAREHOLDERS BMO’s First Quarter 2024 Report to Shareholders, including the unaudited interim consolidated financial statements for the period ended January 31, 2024 are available online at www.

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at January 31, 2024. As at January 31, 2024 (in millions of Canadian dollars) Subordinated Debt 8,216 Total Equity Preferred

Exhibit 99.3 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at January 31, 2024. As at January 31, 2024 (in millions of Canadian dollars) Subordinated Debt 8,216 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 6,958 Common Shares 23,412 Contributed Surplus 351 Retained Earnings 44,161 Accumulated Other

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: February, 2024 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

BANK OF MONTREAL /CAN/ - BANK OF MONTREAL

SC 13G/A 1 svfba120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* SVF Investment Corp (Name of Issuer) ClassA ordinary shares (Title of Class of Securities) G8601L102 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriat

AQN / Algonquin Power & Utilities Corp. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6)* Algonquin Power & Utilities Corp (Name of Issuer) Common (Title of Class of Securities) 015857105 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which t

CM / Canadian Imperial Bank of Commerce / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 cma120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Canadian Imperial Bank of Commerce (Name of Issuer) Common Shares (Title of Class of Securities) 136069101 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the approp

SLAM CORP / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 slama120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Slam Corp (Name of Issuer) (Title of Class of Securities) G8210L105 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

KYG2311X1007 / ClimateRock / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 clrca120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* ClimateRock (Name of Issuer) Class A Ordinary Share (Title of Class of Securities) G2311X100 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to

MCS / The Marcus Corporation / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Marcus Corp (Name of Issuer) Common Stock (Title of Class of Securities) 566330106 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13

CA:TCN / Tricon Residential Inc. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 tcna220824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Tricon Residential Inc (Name of Issuer) Common (Title of Class of Securities) 89612W102 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to desig

TD / The Toronto-Dominion Bank / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 td20824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Toronto-Dominion Bank (Name of Issuer) Common Shares (Title of Class of Securities) 891160509 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule purs

US8122041051 / Seaport Calibre Materials Acquisition Corp. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 scmaa120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Seaport Calibre Materials Acquisition Corp (Name of Issuer) Class A Shares (Title of Class of Securities) 812204105 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check

KYG2086M1078 / Chenghe Acquisition Co. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 cheaa120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Chenghe Acquisition Co (Name of Issuer) Class A ordinary shares (Title of Class of Securities) G2086M107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the approp

FSNB / Fusion Acquisition Corp II - Class A / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 fsnba120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Fusion Acquisition Corp II (Name of Issuer) Class A common stock (Title of Class of Securities) 36118N102 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appro

CXAC / C5 Acquisition Corp - Class A / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 cxaca120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* C5 Acquisition Corp (Name of Issuer) Class A Common Stock (Title of Class of Securities) 12530D105 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate

CIGI / Colliers International Group Inc. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 cigia120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Colliers International Group Inc (Name of Issuer) (Title of Class of Securities) 194693107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to d

GRP.U / Granite Real Estate Investment Trust / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 grta420824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Granite Real Estate Investment Trust (Name of Issuer) Common Stock (Title of Class of Securities) 387437114 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appr

USO / United States Oil Fund, LP - Limited Partnership / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 usoa120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* United States Oil Fund LP (Name of Issuer) Common Shares (Title of Class of Securities) 91232N207 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate bo

CLDI.WS / First Light Acquisition Group, Inc. - Equity Warrant / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 cldiwsa120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Calidi Biotherapeutics Inc (formerly First Light Acquisition Group Inc) (Name of Issuer) Common Stock (formerly Class A Common Stock) (Title of Class of Securities) 320703119 (formerly 320703101) (CUSIP Numbe

CA:TRP / TC Energy Corporation / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 trpa120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* TC Energy Corp (Name of Issuer) Common Shares (Title of Class of Securities) 87807B107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to design

BNS / The Bank of Nova Scotia / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 bns20824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Bank of Nova Scotia (Name of Issuer) Common Shares (Title of Class of Securities) 064149107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

FTS / Fortis Inc. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G 1 fts20824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Fortis Inc (Name of Issuer) Common shares, without par value (Title of Class of Securities) 349553107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

KYG3R34K1037 / Finnovate Acquisition Corp. / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 fnvta120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Finnovate Acquisition Corp (Name of Issuer) Class A ordinary shares (Title of Class of Securities) G3R34K103 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the ap

BIP / Brookfield Infrastructure Partners L.P. - Limited Partnership / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 bip.una620824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6)* Brookfield Infrastructure Partners LP (Name of Issuer) Common (Title of Class of Securities) G16252101 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the approp

RY / Royal Bank of Canada / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 rya120824.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Royal Bank of Canada (Name of Issuer) Common Shares (Title of Class of Securities) 780087102 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to d

650, de Maisonneuve Blvd. West,

Exhibit 99.1 Exhibit 99.1 650, de Maisonneuve Blvd. West, 7th floor, Montreal QC, H3A 3T2 www.computershare.com January 8, 2024 To: All Canadian Securities Regulatory Authorities Subject: Bank of Montreal Dear Sirs: We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer: Meeting Type : Annual Meeting Record Date for Notice of Meeting : February 1

FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934

Filed by e3 Filing, Computershare 1-800-973-3274 - Bank of Montreal - Form 6-K FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.

BANK OF MONTREAL OMNIBUS DEFERRED SHARE UNIT PLAN Amended & Restated: November 8, 2021

Exhibit 4.1 BANK OF MONTREAL OMNIBUS DEFERRED SHARE UNIT PLAN Amended & Restated: November 8, 2021 TABLE OF CONTENTS TABLE OF CONTENTS 2 1.1   Purpose 4 1.2   Effective Date 4 Article 2 INTERPRETATION 4 2.1   Definitions 4 Article 3 GRANTS 8 3.1   Deferral of Variable Incentive Compensation. 8 (a) Required Deferral of Variable Incentive Compensation 8 (b) Voluntary Deferral of Variable Incentive C

Calculation of Filing Fees Table Form S-8 (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1–Newly Registered Securities

EXHIBIT 107.1 Calculation of Filing Fees Table Form S-8 (Form Type) Bank of Montreal (Exact Name of Registrant as Specified in its Charter) Table 1–Newly Registered Securities Security Type Security Class Title Fee Calculation Rate Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Debt Deferred Compensation Obligations(1

As filed with the Securities and Exchange Commission on December 12, 2023

As filed with the Securities and Exchange Commission on December 12, 2023 Registration No.

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MO

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada, M5X 1A1 Canada

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE THE SECURITIES EXCHANGE ACT OF 1934 Bank of Montreal (Exact name of registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE THE SECURITIES EXCHANGE ACT OF 1934 Bank of Montreal (Exact name of registrant as specified in its charter) Canada Not Applicable (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Certifications

Exhibit 99.7 Certifications Pursuant to Rule 13(a) or 15(d) under the Securities Exchange Act of 1934, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 Pursuant to 18 U.S.C. 1350, the undersigned officers of Bank of Montreal (the “Bank”), hereby certify that, to his knowledge, (a) the annual report on Form 40-F for the period ended October 31, 2023 (the “Report”) fully complies

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

BANK OF MONTREAL ANNUAL INFORMATION FORM FOR THE YEAR ENDED OCTOBER 31, 2023 Dated December 1, 2023

Exhibit 99.1 BANK OF MONTREAL ANNUAL INFORMATION FORM FOR THE YEAR ENDED OCTOBER 31, 2023 Dated December 1, 2023 Annual Information Form 2023 Financial Statements1 2023 MD&A1 EXPLANATORY NOTES AND CAUTIONS 2 Caution Regarding Forward-Looking Statements 2 21 CORPORATE STRUCTURE 3 Note 26 GENERAL DEVELOPMENT OF THE BUSINESS 3 22, 42-60 Three-Year History 3 DESCRIPTION OF THE BUSINESS 4 Business 4 No

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 99.4 KPMG LLP Bay Adelaide Centre 333 Bay Street, Suite 4600 Toronto, ON M5H 2S5 Canada Tel 416-777-8500 Fax 416-777-8818 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM To the Board of Directors of Bank of Montreal: We consent to the use of: i) our report of independent registered public accounting firm dated December 1, 2023 to the Shareholders and the Board of Directors of Bank

Statement of Management’s Responsibility for Financial Information Management of Bank of Montreal (the bank) is responsible for the preparation and presentation of the annual consolidated financial statements, Management’s Discussion and Analysis (MD

Statement of Management’s Responsibility for Financial Information Management of Bank of Montreal (the bank) is responsible for the preparation and presentation of the annual consolidated financial statements, Management’s Discussion and Analysis (MD&A) and all other information in the Annual Report.

Certifications

Exhibit 99.5 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Darryl White, Chief Executive Officer of Bank of Montreal, certify that: 1. I have reviewed this annual report on Form 40-F (the “report”) of Bank of Montreal (the “issuer”); 2. Based on my knowledge, this report does

BANK OF MONTREAL

Exhibit 97.1 BANK OF MONTREAL BOARD OF DIRECTORS’ POLICIES December 1, 2009 Amended April 1, 2019 Amended October 24, 2023 Clawback and Recoupment Policy The Bank or a Bank affiliate may recoup or otherwise recover of some or all of the incentive compensation paid to, or benefit thereof received, by an individual who is an (a) Executive, (b) a Capital Markets employee at the Managing Director leve

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Net interest margin (in basis points)

Exhibit 99.1 BMO Financial Group Reports Fourth Quarter and Fiscal 2023 Results Fourth Quarter 2023 Earnings Release BMO’s 2023 audited annual consolidated financial statements and accompanying Management Discussion and Analysis (MD&A) are available online at www.bmo.com/investorrelations and at www.sedarplus.ca. Financial Results Highlights Fourth Quarter 2023 Compared with Fourth Quarter 2022: •

- 30 -

Exhibit 99.1 NEWS FOR IMMEDIATE RELEASE BMO Financial Group Increases Common Share Dividend by 4 cents from the prior quarter, up 6 per cent from the prior year TORONTO, December 1, 2023 – Bank of Montreal (TSX:BMO) (NYSE:BMO) today announced that its Board of Directors declared a quarterly dividend of $1.51 per share on paid-up common shares of Bank of Montreal for the first quarter of fiscal yea

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form 40-F [Check one] ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchan

U.S. Securities and Exchange Commission Washington, D.C. 20549 Form 40-F [Check one] ☐ Registration statement pursuant to Section 12 of the Securities Exchange Act of 1934 or ☒ Annual report pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended October 31, 2023 Commission File Number 001-13354 BANK OF MONTREAL (Exact name of Registrant as specified in

CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at Oct 31, 2023. As at Oct 31, 2023 (in millions of Canadian dollars) Subordinated Debt 8,228 Total Equity Preferred Shares(

Exhibit 99.1 CONSOLIDATED CAPITALIZATION OF BANK OF MONTREAL The following table sets forth the consolidated capitalization of the Bank as at Oct 31, 2023. As at Oct 31, 2023 (in millions of Canadian dollars) Subordinated Debt 8,228 Total Equity Preferred Shares(1) and Other Equity Instruments(2) 6,958 Common Shares 22,941 Contributed Surplus 328 Retained Earnings 44,920 Accumulated Other Comprehe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 For the month of: December, 2023 Commission File Number: 001-13354 BANK OF MONTREAL (Name of Registrant) 100 King Street West 1 First Canadian Place 129 rue Saint-Jacques Toronto, Ontario Montreal, Quebec Canada,

Enhanced Disclosure Task Force The Enhanced Disclosure Task Force (EDTF) was esta blishe d by the Financial Stability Board to provide guidance and recommendations for best practice risk disclosures for banks. We have adopted these recommendations at

Enhanced Disclosure Task Force The Enhanced Disclosure Task Force (EDTF) was esta blishe d by the Financial Stability Board to provide guidance and recommendations for best practice risk disclosures for banks.

Certifications

Exhibit 99.6 Certifications Pursuant to Rule 13a-14(a) or 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Tayfun Tuzun, Chief Financial Officer of Bank of Montreal, certify that: 1. I have reviewed this annual report on Form 40-F (the “report”) of Bank of Montreal (the “issuer”); 2. Based on my knowledge, this report does