EXR / Extra Space Storage Inc. - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

Extra Space Storage Inc.
US ˙ NYSE ˙ US30225T1025

Statistik Asas
LEI 529900SDJHKRQWED6A16
CIK 1289490
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Extra Space Storage Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan senarai kronologi lengkap bagi Pemfailan SEC, tidak termasuk pemfailan pemilikan yang kami sediakan di tempat lain.
August 26, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 21, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STOR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 21, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissi

August 26, 2025 EX-10.1

FOURTH AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF AUGUST 21, 2025 AMONG EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., THE LENDERS PARTY HERETO FROM TIME TO TIME, U.S. BANK NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT, BANK OF AMERICA, N.A

Exhibit 10.1 Deal CUSIP 30226JAA1 Revolving Loan CUSIP 30226JAB9 Tranche 2 Term Loan CUSIP 30226JAD5 Tranche 6 Term Loan CUSIP 30226JAK97 Tranche 7 Term Loan CUSIP 30226JAL7 FOURTH AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF AUGUST 21, 2025 AMONG EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., THE LENDERS PARTY HERETO FROM TIME TO TIME, U.S. BANK NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGE

August 8, 2025 EX-4.2

EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE FIFTEENTH SUPPLEMENTAL INDENTURE DATED AS OF AUGUST 8, 2025 TO INDENTURE DATED

EX-4.2 Exhibit 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE FIFTEENTH SUPPLEMENTAL INDENTURE DATED AS OF AUGUST 8, 2025 TO INDENTURE DATED MAY 11, 2021 $800,000,000 OF 4.950% SENIOR NOTES DUE 2033 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS

August 8, 2025 EX-5.3

August 8, 2025

EX-5.3 Exhibit 5.3 August 8, 2025 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-278690) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a Ma

August 8, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 8, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 8, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

August 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 6, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 6, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

August 7, 2025 EX-99.1

Extra Space Announces Pricing of $800 Million of 4.950% Senior Notes due 2033

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jared Conley Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $800 Million of 4.950% Senior Notes due 2033 SALT LAKE CITY – August 6, 2025 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, toda

August 7, 2025 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Extra Space Storage LP Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Extra Space Storage LP Extra Space Storage Inc.

August 7, 2025 EX-1.1

UNDERWRITING AGREEMENT Extra Space Storage LP 4.950% Senior Notes due 2033 Underwriting Agreement

EX-1.1 Exhibit 1.1 EXECUTION VERSION UNDERWRITING AGREEMENT $800,000,000 Extra Space Storage LP 4.950% Senior Notes due 2033 Underwriting Agreement August 6, 2025 J.P. Morgan Securities LLC BMO Capital Markets Corp. PNC Capital Markets LLC As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 c/o BMO Capital

August 7, 2025 424B5

$800,000,000 Extra Space Storage LP 4.950% Senior Notes due 2033 guaranteed by Extra Space Storage Inc.

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

August 6, 2025 EX-99.1

U.S. FEDERAL INCOME TAX CONSEQUENCES

EX-99.1 Exhibit 99.1 U.S. FEDERAL INCOME TAX CONSEQUENCES The following is a general summary of material U.S. federal income tax considerations relating to our qualification and taxation as a real estate investment trust (“REIT”) and the purchase, ownership and disposition of our capital stock or our operating partnership’s debt securities. Supplemental U.S. federal income tax considerations relev

August 6, 2025 424B5

Subject to Completion, Dated August 6, 2025

424B5 Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

August 6, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 6, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 6, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

August 6, 2025 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $800,000,000 4.950% Senior Notes due 2033 August 6, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amount:

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-278690 Relating to Preliminary Prospectus Supplement dated August 6, 2025 to Prospectus dated April 15, 2024 Pricing Term Sheet EXTRA SPACE STORAGE LP $800,000,000 4.950% Senior Notes due 2033 August 6, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust

August 1, 2025 EX-10.1

Amended and Restated Extra Space Storage Inc. 2015 Incentive Award Plan

Exhibit 10.1 EXTRA SPACE STORAGE INC. 2015 INCENTIVE AWARD PLAN (Amended and Restated Effective May 21, 2025) ARTICLE 1. PURPOSE The purpose of this amended and restated Extra Space Storage Inc. 2015 Incentive Award Plan (the “Plan”) is to promote the success and enhance the value of Extra Space Storage Inc., a Maryland corporation (the “Company”), and its Affiliates (as defined below) by linking

August 1, 2025 EX-FILING FEES

Filing Fee Table

Calculation of Filing Fee Tables S-8 Extra Space Storage Inc. Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common Stock, par value $0.01 per share Other 6,500,000 $ 139.48 $ 906,620,000.00 0.0001531 $ 138,803.52 Tot

August 1, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA SP

August 1, 2025 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities As of June 30, 2025, the following entities were issuers or guarantors, as set forth below, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Senior Notes due 2029, the 2.200% Senior Notes due 2030, the 2.550% Senior Notes due 2031, the 2.

August 1, 2025 S-8

As filed with the Securities and Exchange Commission on August 1, 2025

As filed with the Securities and Exchange Commission on August 1, 2025 Registration No.

July 30, 2025 EX-99.1

Extra Space Storage Inc. Reports 2025 Second Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2025 Second Quarter Results SALT LAKE CITY, July 30, 2025 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a con

July 30, 2025 8-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 30, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 30, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

June 18, 2025 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K X ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the 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 No. 001-32269 A. Full title of the plan and the address of t

May 23, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 21, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

May 19, 2025 EX-99.1

Extra Space Storage Inc. Announces Executive Leadership Transition

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Announces Executive Leadership Transition SALT LAKE CITY, May 19, 2025 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”) announced today the planned succession for its Executive Vice President and Chief

May 19, 2025 8-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 19, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact N

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 19, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number) (

May 2, 2025 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities As of March 31, 2025, the following entities were issuers or guarantors, as set forth below, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Senior Notes due 2029, the 2.200% Senior Notes due 2030, the 2.550% Senior Notes due 2031, the 2

May 2, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA S

April 29, 2025 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 29, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 29, 2025 EX-99.1

Extra Space Storage Inc. Reports 2025 First Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2025 First Quarter Results SALT LAKE CITY, April 29, 2025 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a con

April 1, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 1, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Defin

March 19, 2025 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 March 19, 2025 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-278690) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a Ma

March 19, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 19, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 19, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

March 19, 2025 EX-4.2

Fourteenth Supplemental Indenture, dated as of March 19, 2025, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

Exhibit 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE FOURTEENTH SUPPLEMENTAL INDENTURE DATED AS OF MARCH 19, 2025 TO INDENTURE DATED MAY 11, 2021 $500,000,000 OF 5.400% SENIOR NOTES DUE 2035 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 3 Sect

March 11, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 10, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

March 11, 2025 424B5

$500,000,000 Extra Space Storage LP 5.400% Senior Notes due 2035 guaranteed by Extra Space Storage Inc.

Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 PROSPECTUS SUPPLEMENT (To Prospectus dated April 15, 2024) $500,000,000 Extra Space Storage LP 5.400% Senior Notes due 2035 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $500,000,000 aggregate principal amount of its 5.400% Senior Notes due 2035 (the “notes”). Interest o

March 11, 2025 EX-99.1

Extra Space Announces Pricing of $500 Million of 5.400% Senior Notes due 2035

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jared Conley Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $500 Million of 5.400% Senior Notes due 2035 SALT LAKE CITY – March 10, 2025 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, today announ

March 11, 2025 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Extra Space Storage LP Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Extra Space Storage LP Extra Space Storage Inc.

March 11, 2025 EX-1.1

Underwriting Agreement, dated March 10, 2025, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and BofA Securities, Inc., TD Securities (USA) LLC and Truist Securities, Inc. as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $500,000,000 Extra Space Storage LP 5.400% Senior Notes due 2035 Underwriting Agreement March 10, 2025 BofA Securities, Inc. TD Securities (USA) LLC Truist Securities, Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o BofA Securities, Inc. One Bryant Park New York, NY 10036 c/o TD Securities (USA) LLC 1 Vanderbilt Avenue, 11th Fl

March 10, 2025 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $500,000,000 5.400% Senior Notes due 2035 March 10, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amount:

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-278690 Relating to Preliminary Prospectus Supplement dated March 10, 2025 to Prospectus dated April 15, 2024 Pricing Term Sheet EXTRA SPACE STORAGE LP $500,000,000 5.400% Senior Notes due 2035 March 10, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust

March 10, 2025 424B5

Subject to Completion, Dated March 10, 2025

Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

February 28, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA SPACE

February 28, 2025 EX-19.1

Insider Trading Compliance Policy and Procedures

Exhibit 19.1 Extra Space Storage Inc. Insider Trading Compliance Policy and Procedures Federal and state laws prohibit trading in the securities of a company while in possession of material nonpublic information and in breach of a duty of trust or confidence. These laws also prohibit anyone who is aware of material nonpublic information from providing this information to others who may trade. Viol

February 28, 2025 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

February 28, 2025 EX-21.1

Subsidiaries of the Company

Exhibit 21.1 Name Jurisdiction of Formation/Incorporation Extra Space Storage LP Delaware The list above excludes consolidated wholly-owned subsidiaries carrying on the same line of business (the ownership and operation of commercial real estate). The list also excludes other subsidiaries which, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary as of

February 25, 2025 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 February 25, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 25, 2025 EX-99.1

Extra Space Storage Inc. Reports 2024 Fourth Quarter and Year-End Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2024 Fourth Quarter and Year-End Results SALT LAKE CITY, February 25, 2025 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United

January 22, 2025 EX-99.1

Extra Space Announces Pricing of $350 Million Add-On Offering of 5.500% Senior Notes due 2030

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jared Conley Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $350 Million Add-On Offering of 5.500% Senior Notes due 2030 SALT LAKE CITY – January 16, 2025 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P

January 22, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 January 16, 2025 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

January 22, 2025 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 January 22, 2025 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-278690) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a

January 22, 2025 EX-1.1

Underwriting Agreement, dated January 16, 2025, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and Wells Fargo Securities, LLC, PNC Capital Markets LLC and U.S. Bancorp Investments, Inc. as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $350,000,000 Extra Space Storage LP 5.500% Senior Notes due 2030 Underwriting Agreement January 16, 2025 Wells Fargo Securities, LLC PNC Capital Markets LLC U.S. Bancorp Investments, Inc. As Representatives of the  several Underwriters listed  in Schedule 1 hereto c/o Wells Fargo Securities, LLC   550 South Tryon Street, 5th Floor   Charlotte, NC 28202 c/o PNC Ca

January 17, 2025 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Extra Space Storage LP Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Extra Space Storage LP Extra Space Storage Inc.

January 17, 2025 424B5

$350,000,000 Extra Space Storage LP 5.500% Senior Notes due 2030 guaranteed by Extra Space Storage Inc.

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 PROSPECTUS SUPPLEMENT (To Prospectus dated April 15, 2024) $350,000,000 Extra Space Storage LP 5.500% Senior Notes due 2030 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $350,000,000 aggregate principal amount of its 5.500% Senior Notes due 2030 (the “a

January 16, 2025 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $350,000,000 5.500% Senior Notes due 2030 January 16, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amoun

Filed Pursuant to Rule 433 Registration Statement No. 333-278690 Relating to Preliminary Prospectus Supplement dated January 16, 2025 to Prospectus dated April 15, 2024 Pricing Term Sheet EXTRA SPACE STORAGE LP $350,000,000 5.500% Senior Notes due 2030 January 16, 2025 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust

January 16, 2025 424B5

Subject to Completion, Dated January 16, 2025

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and they are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale

December 5, 2024 EX-99.1

Extra Space Announces Pricing of $300 Million Add-On Offering of 5.700% Senior Notes due 2028

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jared Conley Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $300 Million Add-On Offering of 5.700% Senior Notes due 2028 SALT LAKE CITY – December 2, 2024 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P

December 5, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 December 2, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

December 5, 2024 EX-1.1

Underwriting Agreement, dated December 2, 2024, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and J.P. Morgan Securities LLC, BMO Capital Markets Corp. and TD Securities (USA) LLC as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $300,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 Underwriting Agreement December 2, 2024 J.P. Morgan Securities LLC BMO Capital Markets Corp. TD Securities (USA) LLC As Representatives of the  several Underwriters listed  in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 c/o BMO Capital Markets Corp. 151 W.

December 5, 2024 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 December 5, 2024 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-278690) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a

December 3, 2024 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Extra Space Storage LP Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Extra Space Storage LP Extra Space Storage Inc.

December 3, 2024 424B5

$300,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 guaranteed by Extra Space Storage Inc.

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 PROSPECTUS SUPPLEMENT (To Prospectus dated April 15, 2024) $300,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $300,000,000 aggregate principal amount of its 5.700% Senior Notes due 2028 (the “a

December 2, 2024 424B5

Subject to Completion, Dated December 2, 2024

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

December 2, 2024 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $300,000,000 5.700% Senior Notes due 2028 December 2, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amoun

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-278690 Relating to Preliminary Prospectus Supplement dated December 2, 2024 to Prospectus dated April 15, 2024 Pricing Term Sheet EXTRA SPACE STORAGE LP $300,000,000 5.700% Senior Notes due 2028 December 2, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business T

November 13, 2024 SC 13G/A

EXR / Extra Space Storage Inc. / Capital World Investors - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* Extra Space Storage Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 30225T102 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate

November 4, 2024 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

November 4, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXT

October 29, 2024 EX-99.1

Extra Space Storage Inc. Reports 2024 Third Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2024 Third Quarter Results SALT LAKE CITY, October 29, 2024 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a c

October 29, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 October 29, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

October 22, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 October 22, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

August 12, 2024 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 August 12, 2024 Extra Space Storage Inc.  Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-278690) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a

August 12, 2024 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 12, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissi

August 12, 2024 EX-4.2

Thirteenth Supplemental Indenture, dated as of August 12, 2024, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

Exhibit 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE THIRTEENTH SUPPLEMENTAL INDENTURE DATED AS OF AUGUST 12, 2024 TO INDENTURE DATED MAY 11, 2021 $400,000,000 OF 5.350% SENIOR NOTES DUE 2035 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 3 Sec

August 8, 2024 EX-1.1

Underwriting Agreement, dated August 7, 2024, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and BofA Securities, Inc., PNC Capital Markets LLC and Truist Securities, Inc. as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $400,000,000 Extra Space Storage LP 5.350% Senior Notes due 2035 Underwriting Agreement August 7, 2024 BofA Securities, Inc. PNC Capital Markets LLC Truist Securities, Inc. As Representatives of the  several Underwriters listed  in Schedule 1 hereto c/o BofA Securities, Inc.  One Bryant Park  New York, NY 10036 c/o PNC Capital Markets LLC  300 Fifth Ave, 10th Flo

August 8, 2024 424B5

$400,000,000 Extra Space Storage LP 5.350% Senior Notes due 2035 guaranteed by Extra Space Storage Inc.

Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 PROSPECTUS SUPPLEMENT (To Prospectus dated April 15, 2024) $400,000,000 Extra Space Storage LP 5.350% Senior Notes due 2035 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $400,000,000 aggregate principal amount of its 5.350% Senior Notes due 2035 (the “notes”). Interest o

August 8, 2024 EX-99.1

Extra Space Announces Pricing of $400 Million of 5.350% Senior Notes due 2035

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jared Conley Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $400 Million of 5.350% Senior Notes due 2035 SALT LAKE CITY – August 7, 2024 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, today announ

August 8, 2024 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Extra Space Storage LP Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Extra Space Storage LP Extra Space Storage Inc.

August 8, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 7, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

August 7, 2024 424B5

Subject to Completion, Dated August 7, 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-278690 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and they are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale

August 7, 2024 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $400,000,000 5.350% Senior Notes due 2035 August 7, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amount:

Filed Pursuant to Rule 433 Registration Statement No. 333-278690 Relating to Preliminary Prospectus Supplement dated August 7, 2024 to Prospectus dated April 15, 2024 Pricing Term Sheet EXTRA SPACE STORAGE LP $400,000,000 5.350% Senior Notes due 2035 August 7, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II

August 2, 2024 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

August 2, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA SP

July 30, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 30, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

July 30, 2024 EX-99.1

Extra Space Storage Inc. Reports 2024 Second Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2024 Second Quarter Results SALT LAKE CITY, July 30, 2024 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a con

June 27, 2024 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K X ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the 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 No. 001-32269 A. Full title of the plan and the address of t

May 31, 2024 10-Q/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q/A (Amendment No. 1) (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Numbe

May 24, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 23, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

May 3, 2024 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

May 3, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA S

April 30, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 30, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 30, 2024 EX-99.1

Extra Space Storage Inc. Reports 2024 First Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2024 First Quarter Results SALT LAKE CITY, April 30, 2024 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a con

April 15, 2024 EX-5.3

Opinion of Latham & Watkins LLP

EX-5.3 Exhibit 5.3 12670 High Bluff Drive San Diego, California 92130 Tel: +1.858.523.5400 Fax: +1.858.523.5450 www.lw.com FIRM / AFFILIATE OFFICES Austin Milan Beijing Munich Boston New York Brussels Orange County Century City Paris April 15, 2024 Chicago Riyadh Dubai San Diego Düsseldorf San Francisco Frankfurt Seoul Hamburg Silicon Valley Hong Kong Singapore Houston Tel Aviv London Tokyo Los An

April 15, 2024 S-3ASR

As filed with the Securities and Exchange Commission on April 15, 2024

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on April 15, 2024 Registration No.

April 15, 2024 EX-1.2

Equity Distribution Agreement, dated April 15, 2024, by and among Extra Space Storage Inc., Extra Space Storage LP, BMO Capital Markets Corp., BofA Securities, Inc., Citigroup Global Markets Inc., Jefferies LLC, J.P. Morgan Securities LLC, Regions Securities LLC, TD Securities (USA) LLC, Truist Securities, Inc. and Wells Fargo Securities, LLC

EX-1.2 Exhibit 1.2 Execution Version EXTRA SPACE STORAGE INC. Up to $800,000,000 of Shares of Common Stock EQUITY DISTRIBUTION AGREEMENT Dated: April 15, 2024 TABLE OF CONTENTS Page SECTION 1. Description of Securities 2 SECTION 2. Placements 4 SECTION 3. Sale of Placement Securities by the Sales Agents and the Forward Sellers 6 SECTION 4. Suspension of Sales 7 SECTION 5. Representations and Warra

April 15, 2024 EX-25.1

Statement of Eligibility under the Trust Indenture Act of 1939 of Computershare Trust Company, N.A. (Form T-1)

EX-25.1 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 c

April 15, 2024 EX-FILING FEES

Filing Fee Table

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Extra Space Storage Inc.

April 15, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 15, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 15, 2024 EX-5.4

Opinion of Verrill Dana LLP

EX-5.4 Exhibit 5.4 April 15, 2024 Extra Space Storage Inc. 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a Massachusetts business trust (“ESS II”) (each, a “Guara

April 5, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 5, 2024 EX-99.1

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.1 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS Introduction On April 2, 2023, Extra Space Storage Inc., a Maryland corporation (“EXR Parent”), Extra Space Storage LP, a Delaware limited partnership (“EXR OP”), Eros Merger Sub, LLC, a Delaware limited liability company and a wholly owned subsidiary of Extra Space (“EXR Merger Sub”), Eros OP Merger Sub, LLC, a Delaware limi

April 5, 2024 S-3ASR

As filed with the Securities and Exchange Commission on April 5, 2024

Table of Contents As filed with the Securities and Exchange Commission on April 5, 2024 Registration No.

April 5, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Extra Space Storage Inc.

April 5, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 5, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

April 3, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 3, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Defin

February 29, 2024 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

February 29, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA SPACE

February 29, 2024 EX-10.14

Policy for the Recovery of Erroneously Awarded Compensation

Exhibit 10.14 EXTRA SPACE STORAGE INC. POLICY FOR RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION Extra Space Storage Inc. (the “Company”) has adopted this Policy for Recovery of Erroneously Awarded Compensation (the “Policy”), effective as of October 1, 2023 (the “Effective Date”). Capitalized terms used in this Policy but not otherwise defined herein are defined in Section 11. 1.Persons Subject to

February 29, 2024 EX-21.1

Subsidiaries of the Company

Exhibit 21.1 Name Jurisdiction of Formation/Incorporation Extra Space Storage LP Delaware The list above excludes consolidated wholly-owned subsidiaries carrying on the same line of business (the ownership and operation of commercial real estate). The list also excludes other subsidiaries which, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary as of

February 27, 2024 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 February 27, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numb

February 27, 2024 EX-99.1

Extra Space Storage Inc. Reports 2023 Fourth Quarter and Year-End Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2023 Fourth Quarter and Year-End Results SALT LAKE CITY, February 27, 2024 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United

February 14, 2024 EX-99

JOINT FILING AGREEMENT

EX-99 Exhibit 99 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that they are jointly filing this statement on Schedule 13G.

February 14, 2024 SC 13G

Extra Space Storage Inc. - SC 13G

SC 13G Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* SmartStop Self Storage REIT, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) N/A

February 14, 2024 SC 13G

EXR / Extra Space Storage Inc. / COHEN & STEERS, INC. Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (INITIAL FILING)* Extra Space Storage Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 30225T102 (CUSIP Number) December 31, 2023 (Date of Event Which Requi

February 13, 2024 SC 13G/A

EXR / Extra Space Storage Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0901-extraspacestorageinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 19)* Name of issuer: Extra Space Storage Inc Title of Class of Securities: Common Stock CUSIP Number: 30225T102 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to

February 9, 2024 SC 13G/A

EXR / Extra Space Storage Inc. / Capital World Investors - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Extra Space Storage Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 30225T102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

January 19, 2024 EX-4.2

Twelfth Supplemental Indenture, dated as of January 19, 2024, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.2 Exhibti 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE TWELFTH SUPPLEMENTAL INDENTURE DATED AS OF JANUARY 19, 2024 TO INDENTURE DATED MAY 11, 2021 $600,000,000 OF 5.400% SENIOR NOTES DUE 2034 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS

January 19, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 January 19, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 January 19, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

January 19, 2024 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 January 19, 2024 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-254236) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a

January 17, 2024 424B5

$600,000,000 Extra Space Storage LP 5.400% Senior Notes due 2034 guaranteed by Extra Space Storage Inc.

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-254236 PROSPECTUS SUPPLEMENT (To Prospectus dated May 4, 2021) $600,000,000 Extra Space Storage LP 5.400% Senior Notes due 2034 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $600,000,000 aggregate principal amount of its 5.400% Senior Notes due 2034 (the “note

January 17, 2024 EX-1.1

Underwriting Agreement, dated January 16, 2024, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and Wells Fargo Securities, LLC, TD Securities (USA) LLC and BofA Securities, Inc., as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $600,000,000 Extra Space Storage LP 5.400% Senior Notes due 2034 Underwriting Agreement January 16, 2024 Wells Fargo Securities, LLC TD Securities (USA) LLC BofA Securities, Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o Wells Fargo Securities, LLC 550 South Tryon Street, 5th Floor Charlotte, North Carolina 28202 c/o TD Securi

January 17, 2024 EX-FILING FEES

Calculation of Filing Fee Tables (Form Type) Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Extra Space Storage Inc.

January 17, 2024 EX-99.1

Extra Space Announces Pricing of $600 Million of 5.400% Senior Notes due 2034

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jeff Norman Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $600 Million of 5.400% Senior Notes due 2034 SALT LAKE CITY – January 16, 2024 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, tod

January 17, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 January 16, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 January 16, 2024 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

January 16, 2024 424B5

Subject to Completion, Dated January 16, 2024

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

January 16, 2024 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $600,000,000 5.400% Senior Notes due 2034 January 16, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amoun

Filed Pursuant to Rule 433 Registration Statement No. 333-254236 Relating to Preliminary Prospectus Supplement dated January 16, 2024 to Prospectus dated May 4, 2021 Pricing Term Sheet EXTRA SPACE STORAGE LP $600,000,000 5.400% Senior Notes due 2034 January 16, 2024 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II

December 22, 2023 8-K

Other Events

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 December 22, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numb

December 1, 2023 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 December 1, 2023 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-254236) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a

December 1, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 December 1, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

December 1, 2023 EX-4.2

Eleventh Supplemental Indenture, dated as of December 1, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

Exhibit 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE ELEVENTH SUPPLEMENTAL INDENTURE DATED AS OF DECEMBER 1, 2023 TO INDENTURE DATED MAY 11, 2021 $600,000,000 OF 5.900% SENIOR NOTES DUE 2031 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Sect

November 28, 2023 424B5

$600,000,000 Extra Space Storage LP 5.900% Senior Notes due 2031 guaranteed by Extra Space Storage Inc.

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-254236 PROSPECTUS SUPPLEMENT (To Prospectus dated May 4, 2021) $600,000,000 Extra Space Storage LP 5.900% Senior Notes due 2031 guaranteed by Extra Space Storage Inc. Extra Space Storage LP (the “operating partnership”) is offering $600,000,000 aggregate principal amount of its 5.900% Senior Notes due 2031 (the “note

November 28, 2023 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 November 27, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commis

November 28, 2023 EX-FILING FEES

Calculation of Filing Fee Tables (Form Type) Extra Space Storage Inc. (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 Ru

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Extra Space Storage Inc.

November 28, 2023 EX-1.1

Underwriting Agreement, dated November 27, 2023, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and J.P. Morgan Securities LLC, PNC Capital Markets LLC and Truist Securities, Inc., as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $600,000,000 Extra Space Storage LP 5.900% Senior Notes due 2031 Underwriting Agreement November 27, 2023 J.P. Morgan Securities LLC PNC Capital Markets LLC Truist Securities, Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 c/o PNC Capital Markets LLC 300 Fi

November 28, 2023 EX-99.1

Extra Space Announces Pricing of $600 Million of 5.900% Senior Notes due 2031

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jeff Norman Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $600 Million of 5.900% Senior Notes due 2031 SALT LAKE CITY – November 27, 2023 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, today anno

November 27, 2023 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $600,000,000 5.900% Senior Notes due 2031 November 27, 2023 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amou

Filed Pursuant to Rule 433 Registration Statement No. 333-254236 Relating to Preliminary Prospectus Supplement dated November 27, 2023 to Prospectus dated May 4, 2021 Pricing Term Sheet EXTRA SPACE STORAGE LP $600,000,000 5.900% Senior Notes due 2031 November 27, 2023 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust

November 27, 2023 424B5

Subject to Completion, dated November 27, 2023

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-254236 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities and they are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale

November 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXT

November 9, 2023 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.500% Senior Notes due 2026, the 3.875% Senior Notes due 2027, the 5.700% Senior Notes due 2028, the 3.900% Senior Notes due 2029, the 4.000% Sen

November 7, 2023 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 November 7, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

November 7, 2023 EX-99.1

Extra Space Storage Inc. Reports 2023 Third Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2023 Third Quarter Results SALT LAKE CITY, November 7, 2023 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a c

August 18, 2023 EX-99.1

LIFE STORAGE, INC. CONSOLIDATED BALANCE SHEETS

Exhibit 99.1 LIFE STORAGE, INC. CONSOLIDATED BALANCE SHEETS (dollars in thousands, except share data) June 30, 2023 (unaudited) December 31, 2022 Assets Investment in storage facilities: Land $ 1,312,600 $ 1,307,425 Building, equipment, and construction in progress 6,908,830 6,864,381 8,221,430 8,171,806 Less: accumulated depreciation (1,260,961) (1,170,520) Investment in storage facilities, net 6

August 18, 2023 EX-99.2

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

Exhibit 99.2 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS Introduction On April 2, 2023, Extra Space Storage Inc., a Maryland corporation (“EXR Parent”), Extra Space Storage LP, a Delaware limited partnership (“EXR OP”), Eros Merger Sub, LLC, a Delaware limited liability company and a wholly owned subsidiary of Extra Space (“EXR Merger Sub”), Eros OP Merger Sub, LLC, a Delaware limi

August 18, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Extra Space Storage Inc.

August 18, 2023 S-3ASR

As filed with the Securities and Exchange Commission on August 18, 2023

Table of Contents As filed with the Securities and Exchange Commission on August 18, 2023 Registration No.

August 18, 2023 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number

August 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA SP

August 9, 2023 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.900% Senior Notes due 2029, the 2.550% Senior Notes due 2031, the 2.350% Senior Notes due 2032 and the 5.700% Senior Notes due 2028 (collectivel

August 3, 2023 8-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 3, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 August 3, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number)

August 3, 2023 EX-99.1

Extra Space Storage Inc. Reports 2023 Second Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2023 Second Quarter Results SALT LAKE CITY, August 3, 2023 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a co

July 25, 2023 EX-4.2

Sixth Supplemental Indenture, dated as of July 25, 2023, among Life Storage LP, as issuer, Life Storage LLC, as parent guarantor, and Computershare Trust Company, N.A., as trustee.

EX-4.2 Exhibit 4.2 LIFE STORAGE LP, Issuer, LIFE STORAGE LLC, Parent Guarantor, and COMPUTERSHARE TRUST COMPANY, N.A., Trustee Sixth Supplemental Indenture Dated as of July 25, 2023 To Indenture Dated as of June 20, 2016 SIXTH SUPPLEMENTAL INDENTURE, dated as of July 25, 2023 (the “Sixth Supplemental Indenture”), among LIFE STORAGE LP (the “Issuer”), a limited partnership formed under the laws of

July 25, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 25, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

July 25, 2023 EX-4.4

Sixth Supplemental Indenture, dated as of July 25, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.4 Exhibit 4.4 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE SIXTH SUPPLEMENTAL INDENTURE DATED AS OF JULY 25, 2023 TO INDENTURE DATED MAY 11, 2021 $582,627,000 OF 3.500% SENIOR NOTES DUE 2026 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Sec

July 25, 2023 EX-4.6

Eighth Supplemental Indenture, dated as of July 25, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

Exhibit 4.6 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE EIGHTH SUPPLEMENTAL INDENTURE DATED AS OF JULY 25, 2023 TO INDENTURE DATED MAY 11, 2021 $331,223,000 OF 4.000% SENIOR NOTES DUE 2029 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1

July 25, 2023 EX-4.5

Seventh Supplemental Indenture, dated as of July 25, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.5 Exhibit 4.5 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE SEVENTH SUPPLEMENTAL INDENTURE DATED AS OF JULY 25, 2023 TO INDENTURE DATED MAY 11, 2021 $440,493,000 OF 3.875% SENIOR NOTES DUE 2027 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 S

July 25, 2023 EX-4.8

Tenth Supplemental Indenture, dated as of July 25, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.8 Exhibit 4.8 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE TENTH SUPPLEMENTAL INDENTURE DATED AS OF JULY 25, 2023 TO INDENTURE DATED MAY 11, 2021 $599,788,000 OF 2.400% SENIOR NOTES DUE 2031 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Sec

July 25, 2023 EX-4.7

Ninth Supplemental Indenture, dated as of July 25, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.7 Exhibit 4.7 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE NINTH SUPPLEMENTAL INDENTURE DATED AS OF JULY 25, 2023 TO INDENTURE DATED MAY 11, 2021 $397,007,000 OF 2.200% SENIOR NOTES DUE 2030 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Sec

July 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 20, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 20, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

July 20, 2023 EX-99.1

Extra Space Storage & Life Storage Announce Closing of Merger Creates the largest storage operator and one of the largest REITs in the MSCI U.S. REIT Index

EX-99.1 Exhibit 99.1 Extra Space Storage & Life Storage Announce Closing of Merger Creates the largest storage operator and one of the largest REITs in the MSCI U.S. REIT Index SALT LAKE CITY, July 20, 2023 – Extra Space Storage Inc. (NYSE: EXR) (“Extra Space”) and Life Storage, Inc. (“Life Storage”) announced today that the companies have completed their previously announced merger, following app

July 18, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

July 18, 2023 EX-99.1

Extra Space and Life Storage Stockholders Approve Merger

EX-99.1 Exhibit 99.1 Extra Space and Life Storage Stockholders Approve Merger SALT LAKE CITY and BUFFALO, N.Y., July 18, 2023 — Extra Space Storage Inc. (NYSE: EXR) (“Extra Space” or “EXR”) and Life Storage, Inc. (NYSE: LSI) (“Life Storage” or “LSI”) today announced that Extra Space stockholders and Life Storage stockholders have voted, separately, to approve the proposed merger at their respectiv

July 11, 2023 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 11, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 11, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commis

July 11, 2023 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 July 11, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

July 3, 2023 425

Extra Space Storage Inc. Announces Dividend on Common Stock

425 Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage L

June 28, 2023 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 20549 WASHINGTON, D.C. FORM 11-K X ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period From to Commission File No. 001-32269 A. Full title of the plan and the address of t

June 27, 2023 EX-10.1

Third Amended and Restated Credit Agreement, dated as of June 22, 2023, by and among Extra Space Storage Inc., Extra Space Storage LP, U.S. Bank National Association, as administrative agent, certain other financial institutions acting as syndication agents, documentation agents and lead arrangers and book runners, and certain lenders party thereto.

EX-10.1 Exhibit 10.1 EXECUTION COPY Deal CUSIP 30226JAA1 Revolving Loan CUSIP 30226JAB9 Tranche 1 Term Loan CUSIP 30226JAC7 Tranche 2 Term Loan CUSIP 30226JAD5 Tranche 3 Term Loan CUSIP 30226JAE3 Tranche 4 Term Loan CUSIP 30226JAF0 Tranche 6 Term Loan CUSIP 30226JAK97 Tranche 7 Term Loan CUSIP 30226JAL7 Tranche 8 Term Loan CUSIP 30226JAP8 THIRD AMENDED AND RESTATED CREDIT AGREEMENT DATED AS OF Jun

June 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 22, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 22, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 20, 2023 EX-99.1

Extra Space Announces Results of Early Participation in Exchange Offers and Consent Solicitations and Extension of the Early Participation Premium

EX-99.1 Exhibit 99.1 Extra Space Announces Results of Early Participation in Exchange Offers and Consent Solicitations and Extension of the Early Participation Premium SALT LAKE CITY, June 20, 2023 /PRNewswire/ — Extra Space Storage Inc. (“EXR”) (NYSE: EXR) announced today that as of 5:00 p.m., New York City time, on June 16, 2023 (the “Early Consent Date”), the aggregate principal amounts of each

June 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 20, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 20, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 20, 2023 424B3

Extra Space Storage LP Offers to Exchange All Outstanding Notes of the Series Specified Below Issued By Life Storage LP and Solicitation of Consents to Amend the Related Indenture Early Consent Date: 5:00 p.m., New York City Time, June 16, 2023, unle

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-272407 Extra Space Storage LP Offers to Exchange All Outstanding Notes of the Series Specified Below Issued By Life Storage LP and Solicitation of Consents to Amend the Related Indenture Early Consent Date: 5:00 p.m., New York City Time, June 16, 2023, unless extended Expiration Date: 5:00 p.m., New York City Time, July

June 16, 2023 EX-4.2

Fifth Supplemental Indenture, dated as of June 16, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.2 Exhibit 4.2 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE FIFTH SUPPLEMENTAL INDENTURE DATED AS OF JUNE 16, 2023 TO INDENTURE DATED MAY 11, 2021 $450,000,000 OF 5.500% SENIOR NOTES DUE 2030 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Sec

June 16, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 16, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 16, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 16, 2023 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 June 16, 2023 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-254236) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a Mas

June 14, 2023 CORRESP

EXTRA SPACE STORAGE INC. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121

CORRESP EXTRA SPACE STORAGE INC. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121 June 14, 2023 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Real Estate and Construction 100 F Street, N.E. Washington, D.C. 20549 Attn: Kibum Park Re: Extra Space Storage Inc. Registration Statement on Form S-4 Filed June 5, 2023 File No. 333-272407 To th

June 13, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 13, 2023 EX-1.1

Underwriting Agreement, dated June 12, 2023, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and Wells Fargo Securities, LLC, BMO Capital Markets Corp. and TD Securities (USA) LLC, as representatives of the several underwriters named therein.

EX-1.1 Exhibit 1.1 UNDERWRITING AGREEMENT $450,000,000 Extra Space Storage LP 5.500% Senior Notes due 2030 Underwriting Agreement June 12, 2023 Wells Fargo Securities, LLC BMO Capital Markets Corp. TD Securities (USA) LLC As Representatives of the several Underwriters listed in Schedule 1 hereto c/o Wells Fargo Securities, LLC 550 South Tryon Street, 5th Floor Charlotte, NC 28202 c/o BMO Capital M

June 13, 2023 EX-FILING FEES

Calculation of Filing Fee Tables (Form Type) Extra Space Storage Inc. (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 Ru

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Extra Space Storage Inc.

June 13, 2023 424B5

$450,000,000 Extra Space Storage LP 5.500% Senior Notes due 2030 guaranteed by Extra Space Storage Inc.

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

June 13, 2023 EX-99.1

Extra Space Announces Pricing of $450 Million of 5.500% Senior Notes due 2030

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jeff Norman Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $450 Million of 5.500% Senior Notes due 2030 SALT LAKE CITY – June 12, 2023 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, today

June 12, 2023 FWP

Pricing Term Sheet EXTRA SPACE STORAGE LP $450,000,000 5.500% Senior Notes due 2030 June 12, 2023 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II Principal Amount:

FWP Filed Pursuant to Rule 433 Registration Statement No. 333-254236 Relating to Preliminary Prospectus Supplement dated June 12, 2023 to Prospectus dated May 4, 2021 Pricing Term Sheet EXTRA SPACE STORAGE LP $450,000,000 5.500% Senior Notes due 2030 June 12, 2023 Issuer: Extra Space Storage LP Guarantors: Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II P

June 12, 2023 424B5

Subject to Completion, dated June 12, 2023

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

June 12, 2023 EX-99.3

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS

EX-99.3 Exhibit 99.3 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS Introduction On April 2, 2023, EXR Parent, Extra Space OP, Extra Space Merger Sub and Extra Space OP Merger Sub entered into a Merger Agreement with LSI and Life Storage OP, pursuant to which, subject to the terms and conditions set forth in the Merger Agreement (i) Extra Space Merger Sub will merge with and into LSI,

June 12, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 12, 2023 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 June 12, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

June 7, 2023 425

Filed by Life Storage, Inc.

425 Filed by Life Storage, Inc. (Commission File No. 001-13820) Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Commission File No. 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space

June 6, 2023 424B3

JOINT PROXY STATEMENT/PROSPECTUS

424B3 1 d495694d424b3.htm 424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-272152 JOINT PROXY STATEMENT/PROSPECTUS Dear Stockholders of Extra Space Storage Inc. and Stockholders of Life Storage, Inc.: The board of directors of Extra Space Storage Inc., which we refer to as “Extra Space,” and the board of directors of Life Storage, Inc., which we refer to as “Life Stora

June 6, 2023 425

Filed by Extra Space Storage Inc.

425 Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage L

June 5, 2023 EX-4.9

Form of Ninth Supplemental Indenture, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the New 2030 Notes and the related Guarantee.

EX-4.9 Exhibit 4.9 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE NINTH SUPPLEMENTAL INDENTURE DATED AS OF [•], 2023 TO INDENTURE DATED MAY 11, 2021 $[•] OF 2.200% SENIOR NOTES DUE 2030 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1.1 Rel

June 5, 2023 EX-4.6

Form of Sixth Supplemental Indenture, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the New 2026 Notes and the related Guarantee.

EX-4.6 Exhibit 4.6 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE SIXTH SUPPLEMENTAL INDENTURE DATED AS OF [•], 2023 TO INDENTURE DATED MAY 11, 2021 $[•] OF 3.500% SENIOR NOTES DUE 2026 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1.1 Rel

June 5, 2023 EX-4.8

Form of Eighth Supplemental Indenture, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the New 2029 Notes and the related Guarantee.

EX-4.8 Exhibit 4.8 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE EIGHTH SUPPLEMENTAL INDENTURE DATED AS OF [•], 2023 TO INDENTURE DATED MAY 11, 2021 $[•] OF 4.000% SENIOR NOTES DUE 2029 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1.1 Re

June 5, 2023 EX-4.12

Form of Sixth Supplemental Indenture, among Life Storage, Inc., Life Storage LP, and Computershare Trust Company, N.A., as trustee.

EX-4.12 Exhibit 4.12 LIFE STORAGE LP, Issuer, LIFE STORAGE, INC., Parent Guarantor, and COMPUTERSHARE TRUST COMPANY, N.A., Trustee Sixth Supplemental Indenture Dated as of [], 2023 To Indenture Dated as of June 20, 2016 SIXTH SUPPLEMENTAL INDENTURE, dated as of [], 2023 (the “Sixth Supplemental Indenture”), among LIFE STORAGE LP (the “Issuer”), a limited partnership formed under the laws of Delawa

June 5, 2023 EX-4.10

Form of Tenth Supplemental Indenture, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the New 2031 Notes and the related Guarantee.

EX-4.10 Exhibit 4.10 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE TENTH SUPPLEMENTAL INDENTURE DATED AS OF [•], 2023 TO INDENTURE DATED MAY 11, 2021 $[•] OF 2.400% SENIOR NOTES DUE 2031 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1.1 R

June 5, 2023 EX-25.1

Statement of Eligibility on Form T-1 of Computershare Trust Company, N.A. as trustee

EX-25.1 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 ch

June 5, 2023 S-4

As filed with the Securities and Exchange Commission on June 5, 2023

S-4 Table of Contents As filed with the Securities and Exchange Commission on June 5, 2023 Registration No.

June 5, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES Exhibit 107 Calculation Of Filing Fee Tables Form S-4 (Form Type) Extra Space Storage Inc.

June 5, 2023 EX-4.7

Form of Seventh Supplemental Indenture, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the New 2027 Notes and the related Guarantee.

EX-4.7 Exhibit 4.7 EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE SEVENTH SUPPLEMENTAL INDENTURE DATED AS OF [•], 2023 TO INDENTURE DATED MAY 11, 2021 $[•] OF 3.875% SENIOR NOTES DUE 2027 CONTENTS Page Article I RELATION TO BASE INDENTURE; DEFINITIONS 2 Section 1.1 R

June 5, 2023 EX-5.3

Consent of Latham & Watkins LLP (included as part of its opinion filed as Exhibit 5.3 hereto and incorporated herein by reference).

EX-5.3 Exhibit 5.3 1271 Avenue of the Americas New York, New York 10020-1401 Tel: +1.212.906.1200 Fax: +1.212.751.4864 www.lw.com FIRM / AFFILIATE OFFICES Austin Milan Beijing Munich Boston New York Brussels Orange County Century City Paris June 5, 2023 Extra Space Storage Inc. Extra Space Storage LP 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 Chicago Riyadh Dubai San Diego

June 2, 2023 CORRESP

Extra Space Storage Inc. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121

CORRESP Table of Contents Extra Space Storage Inc. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121 June 2, 2023 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Real Estate and Construction 100 F Street, N.E. Washington, D.C. 20549 Attn: Kibum Park Re: Extra Space Storage Inc. Registration Statement on Form S-4 Filed May 23, 2023 File No.

June 2, 2023 EX-99.4

Form of Proxy Card of Extra Space Storage Inc.

EX-99.4 Table of Contents Exhibit 99.4 EXTRA SPACE STORAGE INC. VOTE BY INTERNET ATTENTION: INVESTOR RELATIONS Before The Meeting - Go to www.proxyvote.com or scan the QR Barcode above 2795 EAST COTTONWOD PARKWAY SUITE 300 SALT LAKE CITY, UT 84121 Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern time on July 17, 2023. Have

June 2, 2023 EX-99.5

Form of Proxy Card of Life Storage, Inc.

EX-99.5 11 d495694dex995.htm EX-99.5 Table of Contents Exhibit 99.5 LifeStorage LIFE STORAGE, INC. 6467 MAIN ST. WILLIAMSVILLE, NY 14221 SCAN TO VIEW MATERIALS & VOTE VOTE BY INTERNET - www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time the day before the meeting date. Have

June 2, 2023 EX-99.2

Consent of BofA Securities, Inc.

EX-99.2 9 d495694dex992.htm EX-99.2 Table of Contents Exhibit 99.2 BofA Securities, Inc. GLOBAL CORPORATE & INVESTMENT BANKING June 2, 2023 The Board of Directors Life Storage, Inc. 6467 Main Street Williamsville, NY 13221 Members of the Board of Directors: We hereby consent to the inclusion of our opinion letter, dated April 2, 2023, to the Board of Directors of Life Storage, Inc. (“Life Storage”

June 2, 2023 EX-8.4

Consent of Phillips Lytle LLP (included as part of its opinion filed as Exhibit 8.4 hereto and incorporated herein by reference). **

EX-8.4 Table of Contents Exhibit 8.4 June 2, 2023 Extra Space Storage Inc. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121 Re: REIT Tax Opinion Ladies and Gentlemen: This firm is tax counsel to Life Storage, Inc., a Maryland corporation (the “Company”), for purposes of furnishing this opinion to you pursuant to Section 8.2(c) of that certain Agreement and Plan of Merger, as amende

June 2, 2023 EX-8.3

Consent of Hogan Lovells US LLP (included as part of its opinion filed as Exhibit 8.3 hereto and incorporated herein by reference). **

EX-8.3 Table of Contents Exhibit 8.3 Hogan Lovells US LLP Columbia Square 555 Thirteenth Street, NW Washington, DC 20004 T +1 202 637 5600 F +1 202 637 5910 www.hoganlovells.com June 2, 2023 Board of Directors Life Storage, Inc. 6467 Main Street Williamsville, New York 14221 Ladies and Gentlemen: This firm has acted as tax counsel to Life Storage, Inc., a Maryland corporation (the “Company”) in co

June 2, 2023 S-4/A

As filed with the Securities and Exchange Commission on June 2, 2023

S-4/A Table of Contents As filed with the Securities and Exchange Commission on June 2, 2023 Registration No.

May 26, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 24, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

May 26, 2023 425

Extra Space Storage Inc. Announces 2nd Quarter 2023 Dividend

Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage LP, a

May 23, 2023 EX-99.8

Consent of Susan Harnett to be named as a director.

EX-99.8 Exhibit 99.8 CONSENT OF PERSON NAMED AS ANTICIPATED TO BECOME A DIRECTOR May 18, 2023 Pursuant to Rule 438 promulgated under the Securities Act of 1933, as amended, I hereby consent to my being named in the Registration Statement on Form S-4 of Extra Space Storage Inc. (the “Company”), and all amendments thereto (the “Registration Statement”) and any related prospectus filed pursuant to Ru

May 23, 2023 EX-99.2

Consent of BofA Securities, Inc.

EX-99.2 11 d495694dex992.htm EX-99.2 Exhibit 99.2 BofA Securities, Inc. GLOBAL CORPORATE & INVESTMENT BANKING May 23, 2023 The Board of Directors Life Storage, Inc. 6467 Main Street Williamsville, NY 13221 Members of the Board of Directors: We hereby consent to the inclusion of our opinion letter, dated April 2, 2023, to the Board of Directors of Life Storage, Inc. (“Life Storage”) as Annex D to,

May 23, 2023 EX-4.1

Form of Certificate for Common Stock of Extra Space Storage Inc.

EX-4.1 2 d495694dex41.htm EX-4.1 Exhibit 4.1 COMMON STOCK PAR VALUE $0.01 CU SIP 30225T 10 2 EXTRA SPACE SEE REVERSE FOR Certain RESTRICTIONS THIS CERTIFICATE IS TRANSFERABLE IN NEW YORK, NY STORAGE ESTAIILISHED 1977 EXTRA SPACE STORAGE INC. INCORPORATED UNDER THE LAWS OF THE STATE OF MARYLAND FULLY-PAID AND NON· ASSESSABLE COMMON STOCK, PAR VALUE $0.01 OF EXTRA SPACE STORAGE INC. COUNTERSIGNED AN

May 23, 2023 EX-99.1

Consent of Citigroup Global Markets Inc.

EX-99.1 10 d495694dex991.htm EX-99.1 Exhibit 99.1 CONSENT OF CITIGROUP GLOBAL MARKETS INC. The Board of Directors Extra Space Storage Inc. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121 Members of the Board: We hereby consent to the inclusion of our opinion letter, dated April 2, 2023 to the Board of Directors of Extra Space Storage Inc. (“Extra Space”), as Annex B to, and refere

May 23, 2023 EX-8.3

Consent of Hogan Lovells US LLP (included as part of its opinion filed as Exhibit 8.3 hereto and incorporated herein by reference).

EX-8.3 Exhibit 8.3 Hogan Lovells US LLP Columbia Square 555 Thirteenth Street, NW Washington, DC 20004 T +1 202 637 5600 F +1 202 637 5910 www.hoganlovells.com [], 2023 Board of Directors Life Storage, Inc. 6467 Main Street Williamsville, New York 14221 Ladies and Gentlemen: This firm has acted as tax counsel to Life Storage, Inc., a Maryland corporation (the “Company”) in connection with the tran

May 23, 2023 EX-99.4

Form of Proxy Card of Extra Space Storage Inc.

EX-99.4 Exhibit 99.4 EXTRA SPACE STORAGE INC. ATTENTION: INVESTOR RELATIONS 2795 EAST COTTONWOD PARKWAY SUITE 300 SALT LAKE CITY, UT 84121 SCAN TO VIEW MATERIALS & VOTE VOTE BY INTERNET Before The Meeting - Go to www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern time the day be

May 23, 2023 EX-99.7

Consent of Mark G. Barberio to be named as a director.

EX-99.7 16 d495694dex997.htm EX-99.7 Exhibit 99.7 CONSENT OF PERSON NAMED AS ANTICIPATED TO BECOME A DIRECTOR May 23, 2023 Pursuant to Rule 438 promulgated under the Securities Act of 1933, as amended, I hereby consent to my being named in the Registration Statement on Form S-4 of Extra Space Storage Inc. (the “Company”), and all amendments thereto (the “Registration Statement”) and any related pr

May 23, 2023 EX-99.5

Form of Proxy Card of Life Storage, Inc.

EX-99.5 14 d495694dex995.htm EX-99.5 Exhibit 99.5 PRELIMINARY PROXY CARD - SUBJECT TO COMPLETION LIFE STORAGE, INC. 6467 MAIN ST. WILLIAMSVILLE, NY 14221 VOTE BY INTERNET - www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time the day before the cut-off date or meeting date. H

May 23, 2023 EX-99.3

Consent of Wells Fargo Securities, LLC.

EX-99.3 Exhibit 99.3 May 23, 2023 Wells Fargo Securities, LLC 550 South Tryon Street Charlotte, NC 28202 CONSENT OF WELLS FARGO SECURITIES, LLC We hereby consent to (i) the use of our opinion letter dated April 2, 2023 to the Board of Directors of Life Storage, Inc. (the “Company”) included in Annex C to the joint proxy statement/prospectus relating to the proposed merger of the Company and Eros M

May 23, 2023 S-4

Agreement and Plan of Merger by and among Extra Space Storage Inc., Extra Space Storage LP, Eros Merger Sub, LLC, Eros OP Merger Sub, LLC, Life Storage, Inc. and Life Storage LP, dated as of April 2, 2023 (included in Annex A to this joint proxy statement/prospectus included in this registration statement). *

S-4 Table of Contents As filed with the Securities and Exchange Commission on May 23, 2023 Registration No.

May 23, 2023 EX-99.6

Consent of Joseph V. Saffire to be named as a director.

EX-99.6 Exhibit 99.6 CONSENT OF PERSON NAMED AS ANTICIPATED TO BECOME A DIRECTOR May 23, 2023 Pursuant to Rule 438 promulgated under the Securities Act of 1933, as amended, I hereby consent to my being named in the Registration Statement on Form S-4 of Extra Space Storage Inc. (the “Company”), and all amendments thereto (the “Registration Statement”) and any related prospectus filed pursuant to Ru

May 23, 2023 EX-8.4

Consent of Phillips Lytle LLP (included as part of its opinion filed as Exhibit 8.4 hereto and incorporated herein by reference).

EX-8.4 Exhibit 8.4 , 2023 Extra Space Storage Inc. 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, UT 84121 Re: REIT Tax Opinion Ladies and Gentlemen: This firm is tax counsel to Life Storage, Inc., a Maryland corporation (the “Company”), for purposes of furnishing this opinion to you pursuant to Section 8.2(c) of that certain Agreement and Plan of Merger (the “Merger Agreement”), by and a

May 23, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 18 d495694dexfilingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-4 (Form Type) Extra Space Storage Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title (1) Fee Calculation or Carry Forward Rule Amount Registered (2) Proposed Maximum Offering Price Per Unit Maximum Aggregate O

May 19, 2023 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commiss

May 19, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 18, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

May 19, 2023 EX-2.1

Amendment to Agreement and Plan of Merger, dated as of May 18, 2023, by and among Extra Space Storage Inc., Extra Space Storage LP, Eros Merger Sub, LLC, Eros OP Merger Sub, LLC, Life Storage, Inc. and Life Storage LP

EX-2.1 Exhibit 2.1 AMENDMENT TO AGREEMENT AND PLAN OF MERGER This AMENDMENT (this “Amendment”) to the Agreement and Plan of Merger, dated as of April 2, 2023 (the “Merger Agreement”), by and among EXTRA SPACE STORAGE INC., a Maryland corporation (“Parent”), EXTRA SPACE STORAGE LP, a Delaware limited partnership (“Parent OP”), EROS MERGER SUB, LLC, a Delaware limited liability company and a wholly

May 4, 2023 10-Q

Form 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number: 001-32269 EXTRA S

May 4, 2023 EX-22.1

Issuer and Guarantors of Guaranteed Securities

Exhibit 22.1 Issuer and Guarantors of Guaranteed Securities The following entities are included in the Obligated Group, as defined in the Annual Report on Form 10-K of Extra Space Storage Inc. to which this document is being filed as an exhibit, for the 3.900% Senior Notes due 2029, the 2.550% Senior Notes due 2031, the 2.350% Senior Notes due 2032 and the 5.700% Senior Notes due 2028 (collectivel

May 2, 2023 EX-99.1

Extra Space Storage Inc. Reports 2023 First Quarter Results

Exhibit 99.1 Extra Space Storage Inc. PHONE (801) 365-4600 2795 East Cottonwood Parkway, Suite 300 Salt Lake City, Utah 84121 www.extraspace.com FOR IMMEDIATE RELEASE Extra Space Storage Inc. Reports 2023 First Quarter Results SALT LAKE CITY, May 2, 2023 — Extra Space Storage Inc. (NYSE: EXR) (the “Company”), a leading owner and operator of self-storage facilities in the United States and a consti

May 2, 2023 8-K

Current Report

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 May 2, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I

April 10, 2023 SC 13G/A

EXR / Extra Space Storage Inc. / Capital World Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Extra Space Storage Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 30225T102 (CUSIP Number) March 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

April 4, 2023 EX-2.1

AGREEMENT AND PLAN OF MERGER by and among EXTRA SPACE STORAGE INC., EXTRA SPACE STORAGE LP, EROS MERGER SUB, LLC, EROS OP MERGER SUB, LLC, LIFE STORAGE, INC., LIFE STORAGE LP Dated as of April 2, 2023

EX-2.1 2 d487333dex21.htm EX-2.1 Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among EXTRA SPACE STORAGE INC., EXTRA SPACE STORAGE LP, EROS MERGER SUB, LLC, EROS OP MERGER SUB, LLC, LIFE STORAGE, INC., and LIFE STORAGE LP Dated as of April 2, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 2 Section 1.1 Certain Definitions 2 Section 1.2 Terms Defined Elsewhere 13 ARTICLE II THE MERGERS 17 Sect

April 4, 2023 EX-99.1

Extra Space Storage & Life Storage Combine to Form the Preeminent Storage Operator Creates the largest storage operator and one of the largest REITs in the RMZ

EX-99.1 Exhibit 99.1 Extra Space Storage & Life Storage Combine to Form the Preeminent Storage Operator Creates the largest storage operator and one of the largest REITs in the RMZ SALT LAKE CITY and BUFFALO, April 3, 2023 - Extra Space Storage Inc. (NYSE: EXR) (“Extra Space”) and Life Storage, Inc. (NYSE: LSI) (“Life Storage”) announced today that the two companies have entered into a definitive

April 4, 2023 425

Filed by Extra Space Storage Inc.

425 Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage L

April 4, 2023 425

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 2, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAG

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 2, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commis

April 4, 2023 425

Filed by Extra Space Storage Inc.

425 Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage L

April 4, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 4, 2023 DEF 14A

Schedule 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Defin

April 4, 2023 EX-99.2

EXTRA SPACE STORAGE &

EX-99.2 Exhibit 99.2 Exhibit 99.2 EXTRA SPACE STORAGE & LIFE STORAGE TO COMBINE TO FORM THE PREEMINENT STORAGE OPERATOR SAFE HARBOR Forward Looking Statements The statements in this communication that are not historical facts are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended

April 4, 2023 425

Filed by Extra Space Storage Inc.

Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage LP, a

April 4, 2023 425

Filed by Extra Space Storage Inc.

Filed by Extra Space Storage Inc. Pursuant to Rule 425 Under the Securities Act of 1933 And Deemed Filed Pursuant to Rule 14a-12 Under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Subject Company Commission File No.: 001-13820) This filing relates to the proposed merger involving Extra Space Storage Inc., a Maryland corporation (“Extra Space”), Extra Space Storage LP, a

April 4, 2023 425

Transcript of Life Storage, Inc. Extra Space and Life Storage Combination Conference Call April 03, 2023

425 Filed by Extra Space Storage Inc. (Commission File No. 001-13820) Pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Life Storage, Inc. (Commission File No. 001-13820) The following is a transcript of a joint call hosted by Extra Space Storage Inc. (“Extra Space”) and Life Storage, Inc. (“Lif

April 3, 2023 CORRESP

April 3, 2023

CORRESP 1 filename1.htm April 3, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Real Estate and Construction 100 F Street, N.E. Washington, D.C. 20549 Attn: Babette Cooper; Jennifer Monick Re: Extra Space Storage Inc. Form 10-K for the year ended December 31, 2022 Filed on February 28, 2023 File No. 001-32269 To the addressees set forth above: Extra Spa

April 3, 2023 EX-2.1

Agreement and Plan of Merger, dated as of April 2, 2023, by and among Extra Space Storage Inc., Extra Space Storage LP, Eros Merger Sub, LLC, Eros OP Merger Sub, LLC, Life Storage, Inc. and Life Storage LP

EX-2.1 Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among EXTRA SPACE STORAGE INC., EXTRA SPACE STORAGE LP, EROS MERGER SUB, LLC, EROS OP MERGER SUB, LLC, LIFE STORAGE, INC., and LIFE STORAGE LP Dated as of April 2, 2023 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 2 Section 1.1 Certain Definitions 2 Section 1.2 Terms Defined Elsewhere 13 ARTICLE II THE MERGERS 17 Section 2.1 The Mergers 17 Sec

April 3, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 April 2, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commission

April 3, 2023 EX-99.2

EXTRA SPACE STORAGE &

EX-99.2 Exhibit 99.2 Exhibit 99.2 EXTRA SPACE STORAGE & LIFE STORAGE TO COMBINE TO FORM THE PREEMINENT STORAGE OPERATOR SAFE HARBOR Forward Looking Statements The statements in this communication that are not historical facts are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended

April 3, 2023 EX-99.1

Extra Space Storage & Life Storage Combine to Form the Preeminent Storage Operator Creates the largest storage operator and one of the largest REITs in the RMZ

EX-99.1 3 d487333dex991.htm EX-99.1 Exhibit 99.1 Extra Space Storage & Life Storage Combine to Form the Preeminent Storage Operator Creates the largest storage operator and one of the largest REITs in the RMZ SALT LAKE CITY and BUFFALO, April 3, 2023 - Extra Space Storage Inc. (NYSE: EXR) (“Extra Space”) and Life Storage, Inc. (NYSE: LSI) (“Life Storage”) announced today that the two companies hav

March 28, 2023 EX-4.2

Fourth Supplemental Indenture, dated as of March 28, 2023, among Extra Space Storage LP, as issuer, Extra Space Storage Inc., ESS Holdings Business Trust I and ESS Holdings Business Trust II, as guarantors, and Computershare Trust Company, N.A., as trustee, including the form of the Notes and the Guarantee.

EX-4.2 2 d472175dex42.htm EX-4.2 Exhibit 4.2 Execution Version EXTRA SPACE STORAGE LP, EXTRA SPACE STORAGE INC., ESS HOLDINGS BUSINESS TRUST I AND ESS HOLDINGS BUSINESS TRUST II, AS GUARANTORS, AND COMPUTERSHARE TRUST COMPANY, N.A. AS TRUSTEE FOURTH SUPPLEMENTAL INDENTURE DATED AS OF MARCH 28, 2023 TO INDENTURE DATED MAY 11, 2021 $500,000,000 OF 5.700% SENIOR NOTES DUE 2028 CONTENTS Page Article I

March 28, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 28, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

March 28, 2023 EX-5.3

Consent of Verrill Dana LLP (included in Exhibit 5.3).

EX-5.3 Exhibit 5.3 March 28, 2023 Extra Space Storage Inc. 2795 East Cottonwood Parkway Suite 300 Salt Lake City, UT 84121 Re: Registration Statement on Form S-3 (Registration No. 333-254236) Ladies and Gentlemen: We have acted as special Massachusetts counsel to ESS Holdings Business Trust I, a Massachusetts business trust (“ESS I”), and ESS Holdings Business Trust II, a Massachusetts business tr

March 22, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 21, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 March 21, 2023 (Date of Report (Date of Earliest Event Reported)) EXTRA SPACE STORAGE INC. (Exact Name of Registrant as Specified in Its Charter) Maryland 001-32269 20-1076777 (State or Other Jurisdiction of Incorporation) (Commissio

March 22, 2023 EX-99.1

Extra Space Announces Pricing of $500 Million of 5.700% Senior Notes due 2028

Exhibit 99.1 FOR IMMEDIATE RELEASE Press Contact: Jeff Norman Extra Space Storage 801-365-1759 [email protected] Extra Space Announces Pricing of $500 Million of 5.700% Senior Notes due 2028 SALT LAKE CITY – March 21, 2023 – Extra Space Storage Inc. (“Extra Space”) (NYSE: EXR), a leading owner and operator of self-storage facilities in the United States and a member of the S&P 500, today announc

March 22, 2023 EX-1.1

Underwriting Agreement, dated March 21, 2023, among Extra Space Storage Inc., Extra Space Storage LP, ESS Holdings Business Trust I, ESS Holdings Business Trust II, and J.P. Morgan Securities LLC, PNC Capital Markets LLC and Truist Securities, Inc., as representatives of the several underwriters named therein.

Exhibit 1.1 UNDERWRITING AGREEMENT $500,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 Underwriting Agreement March 21, 2023 J.P. Morgan Securities LLC PNC Capital Markets LLC Truist Securities, Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 c/o PNC Capital Markets LLC 300 Fifth

March 22, 2023 424B5

$500,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 guaranteed by Extra Space Storage Inc.

424B5 Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-254236 PROSPECTUS SUPPLEMENT (To Prospectus dated May 4, 2021) $500,000,000 Extra Space Storage LP 5.700% Senior Notes due 2028 guaranteed by Extra Space Storage Inc. Extra Space Storage LP, which we refer to as the operating partnership, is offering $500,000,000 aggregate principal amount of its 5.700% Senior Notes due 2028, or

March 22, 2023 EX-FILING FEES

Calculation of Filing Fee Tables (Form Type) Extra Space Storage Inc. (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 Ru

EX-FILING FEES 2 d439325dexfilingfees.htm EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) Extra Space Storage Inc. (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 A

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