LPT / Liberty Property Trust - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

Liberty Property Trust
US ˙ NYSE
SIMBOL INI TIDAK AKTIF LAGI

Statistik Asas
CIK 921112
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 Liberty Property Trust
SEC Filings (Chronological Order)
Halaman ini menyediakan senarai kronologi lengkap bagi Pemfailan SEC, tidak termasuk pemfailan pemilikan yang kami sediakan di tempat lain.
February 14, 2020 15-12B

LPT / Liberty Property Trust 15-12B - - 15-12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 Certification and Notice of Termination of Registration under Section 12(g) of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports Under Sections 13 and 15(d) of the Securities Exchange Act of 1934. Commission File Number: 001-13130 LIBERTY PROPERTY TRUST (Exact name of registrant as specified in

February 12, 2020 SC 13G

LPT / Liberty Property Trust / INTEGRATED CORE STRATEGIES (US) LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 LIBERTY PROPERTY TRUST (Name of Issuer) COMMON SHARES OF BENEFICIAL INTEREST, PAR VALUE $0.001 PER SHARE (Title of Class of Securities) 531172104 (CUSIP Number) FEBRUARY 3, 2020 (Date of event which requires filing of this statement) Check the appropriate box to designate

February 11, 2020 SC 13G/A

LPT / Liberty Property Trust / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 16)* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rul

February 4, 2020 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets

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 Date of Report (Date of earliest event reported): February 3, 2020 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

S-8 POS 1 a20-64546s8pos.htm S-8 POS As filed with the Securities and Exchange Commission on February 4, 2020 Registration No. 333-32244 Registration No. 333-62504 Registration No. 333-62506 Registration No. 333-118995 Registration No. 333-141314 Registration No. 333-159732 Registration No. 333-175263 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POSASR

LPT / Liberty Property Trust POSASR - - POSASR

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on February 17, 2020, pursuant to the provisions of Rule 12d2-2 (a).

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POSASR

LPT / Liberty Property Trust POSASR - - POSASR

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POSASR

LPT / Liberty Property Trust POSASR - - POSASR

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 S-8 POS

LPT / Liberty Property Trust S-8 POS - - S-8 POS

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

February 4, 2020 POS AM

LPT / Liberty Property Trust POS AM - - POS AM

As filed with the Securities and Exchange Commission on February 4, 2020 Registration No.

January 30, 2020 8-K

Financial Statements and Exhibits, 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 Date of Report (Date of earliest event reported): January 30, 2020 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

January 30, 2020 EX-99.1

Liberty Property Trust Shareholders Approve Merger Agreement with Prologis

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Shareholders Approve Merger Agreement with Prologis WAYNE, Pa., Jan. 30, 2020 - Liberty Property Trust (“Liberty” or the “Company”) (NYSE: LPT) today announced that at a Special Meeting of Shareholders held earlier today, Liberty’s shareholders approved the previously announced merger a

January 23, 2020 EX-99.1

Recent Developments

Exhibit 99.1 Recent Developments Preliminary Operational and Financial Condition Data for the Years Ended December 31, 2019 and 2018 and as of December 31, 2019 and 2018 The following information for the years ended December 31, 2019 and 2018 and as of December 31, 2019 and 2018 sets forth our preliminary operating and financial condition data. Our results of operations for such periods are not ne

January 23, 2020 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 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 Date of Report (Date of earliest event reported): January 22, 2020 PROLOGIS, INC. PROLOGIS, L.P. (Exact name of registrant as specified in charter) Maryland (Prologis, Inc.) Delaware (Prologis, L.P.) 001-13545 (Prologis, Inc.) 001-1

January 17, 2020 425

LPT / Liberty Property Trust 425 - Merger Prospectus - 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 Date of Report (Date of earliest event reported): January 17, 2020 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant as specified in its charter) Maryland Delaware 1-13130 1-13132 23-7768996 23-276

January 17, 2020 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 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 Date of Report (Date of earliest event reported): January 17, 2020 PROLOGIS, INC. PROLOGIS, L.P. (Exact name of registrant as specified in its charter) Maryland (Prologis, Inc.) Delaware (Prologis, L.P.) 001-13545 (Prologis,Inc.) 00

January 17, 2020 DEFA14A

LPT / Liberty Property Trust DEFA14A - - 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 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

January 17, 2020 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 Date of Report (Date of earliest event reported): January 17, 2020 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant as specified in its charter) Maryland Delaware 1-13130 1-13132 23-7768996 23-276

December 23, 2019 DEFM14A

LPT / Liberty Property Trust DEFM14A - - DEFM14A

Use these links to rapidly review the document TABLE OF CONTENTS INDEX TO UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL STATEMENTS TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 25, 2019 EX-99.1

EXPLANATORY NOTE

Table of Contents Exhibit 99.1 EXPLANATORY NOTE This exhibit 99.1 to Current Report on Form 8-K contains amended presentations of items 6, 7, 7A, 8 and 15 of the annual reports on Form 10-K for the period ended December 31, 2018 of Liberty Property Trust and Liberty Property Limited Partnership. Unless stated otherwise or the context otherwise requires, references to the “Trust” mean Liberty Prope

November 25, 2019 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 Date of Report (Date of earliest event reported): November 25, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact Names of Registrants as Specified in Their Governing Documents) Maryland 1-13130 23-7768996 Pennsy

November 6, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 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

November 6, 2019 EX-3.1

Liberty Property Trust First Amended and Restated Bylaws, as amended on October 27, 2019.

Exhibit 3.1 As amended October 27, 2019; May 17, 2018; March 27, 2017; December 6, 2007; April 5, 2006 LIBERTY PROPERTY TRUST FIRST AMENDED AND RESTATED BYLAWS - ARTICLE I OFFICES Section 1. PRINCIPAL OFFICES. A principal office of the Trust shall be located within the State of Maryland at such place or places as the Trustees may designate. Section 2. ADDITIONAL OFFICES. The Trust may have additio

November 1, 2019 425

LPT / Liberty Property Trust 425 - Merger Prospectus - 425

425 1 a19-212475425.htm 425 Filed by: Liberty Property Trust Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Liberty Property Trust (Commission File No.: 001-13130) The following email was sent to Liberty Property Trust’s US Employees: Email to US Employees As the week

October 30, 2019 425

LPT / Liberty Property Trust 425 - Merger Prospectus - 425

Filed by: Liberty Property Trust Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Liberty Property Trust (Commission File No.

October 29, 2019 425

LPT / Liberty Property Trust 425 - Merger Prospectus - 425

Filed by: Liberty Property Trust Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Liberty Property Trust (Commission File No.

October 29, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 The following is a transcript of a conference call held on October 28, 2019: C O R P O R A T E P A R T I C I P A

October 28, 2019 425

LPT / Liberty Property Trust 425 - Merger Prospectus - 425

Filed by: Liberty Property Trust Pursuant to Rule 425 under the Securities Act of 1933, as amended, and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934, as amended Subject Company: Liberty Property Trust (Commission File No.

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 The following communication was posted on www.prologis.com: Prologis to Acquire Liberty Property Trust Prologis

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 The following communication was posted on Prologis Inc.’s intranet: Prologis to Acquire Liberty Property Trust Y

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 The following communication has been made available by Prologis on Twitter: · .@Prologis and @LibPropTrust today

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 Email to Prologis customers Dear [CUSTOMER NAME], I am pleased to share the exciting and important news that Pro

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 Email to Prologis investors Dear [FUND INVESTOR], I am pleased to share the exciting news that Prologis yesterda

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

Filed by Prologis, Inc. (SEC File No. 001-13545) Pursuant to Rules 425 under the Securities Act of 1933, as amended and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 as amended. Subject Company: Liberty Property Trust, Inc. Commission File No.: 001-13130 Email to Prologis employees From: Gene Reilly Sent: Sunday, October 27, 2019 To: DL-Prologis-All-Global Subject:

October 28, 2019 EX-2.1

Agreement and Plan of Merger, dated as of October 27, 2019, by and among the Prologis Parties and the Liberty Parties.*

Exhibit 2.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER by and among PROLOGIS, INC., PROLOGIS, L.P., LAMBDA REIT ACQUISITION LLC, LAMBDA OP ACQUISITION LLC, LIBERTY PROPERTY TRUST, LIBERTY PROPERTY LIMITED PARTNERSHIP and LEAF HOLDCO PROPERTY TRUST Dated as of October 27, 2019 TABLE OF CONTENTS Page Article I DEFINITIONS 3 Section 1.1 Certain Definitions 3 Section 1.2 Terms Defined Elsewhere 14

October 28, 2019 425

PLD / Prologis, Inc. 425 - Merger Prospectus - 425

425 1 tm1921030-48k.htm 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 Date of Report (Date of earliest event reported): October 27, 2019 PROLOGIS, INC. PROLOGIS, L.P. (Exact name of registrant as specified in its charter) Maryland (Prologis, Inc.) Delaware (Prologis, L.P.)

October 28, 2019 EX-99.1

Prologis to Acquire Liberty Property Trust for $12.6 Billion One of the highest-quality U.S. logistics REITs will merge into the Prologis platform

Exhibit 99.1 FOR IMMEDIATE RELEASE Prologis to Acquire Liberty Property Trust for $12.6 Billion One of the highest-quality U.S. logistics REITs will merge into the Prologis platform SAN FRANCISCO and WAYNE, October 27, 2019 - Prologis, Inc. (NYSE: PLD) and Liberty Property Trust (NYSE: LPT) today announced that the two companies have entered into a definitive merger agreement by which Prologis wil

October 28, 2019 EX-99.2

Prologis and Liberty Property Trust 10.28.2019 Houston, TX Merger Conference Call

Exhibit 99.2 Prologis and Liberty Property Trust 10.28.2019 Houston, TX Merger Conference Call 2 Important Information This presentation includes certain terms and non - GAAP financial measures that are not specifically defined herein . These terms and financial measures are defined and, in the case of the non - GAAP financial measures, reconciled to the most directly comparable GAAP measure, in P

October 28, 2019 EX-99.1

Liberty Property Trust Announces Third Quarter 2019 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Third Quarter 2019 Results Wayne, PA, October 27, 2019 - Liberty Property Trust (NYSE: LPT) announced financial and operating results for the third quarter of 2019. Financial Results Net Income: Net income available to common shareholders was $0.66 per diluted share for the th

October 28, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): October 27, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

October 28, 2019 EX-99.1

Press Release by Parent and the Company, dated October 27, 2019.

Exhibit 99.1 News Release Prologis to Acquire Liberty Property Trust for $12.6 Billion One of the highest-quality U.S. logistics REITs will merge into the Prologis platform SAN FRANCISCO and WAYNE, Pa, October 27, 2019 - Prologis, Inc. (NYSE: PLD) and Liberty Property Trust (NYSE: LPT) today announced that the two companies have entered into a definitive merger agreement by which Prologis will acq

October 28, 2019 EX-99.4

Email to the Company’s investors, distributed by the Company on October 27, 2019.

Exhibit 99.4 To: Investor Relations list Subject Line: Prologis to Acquire Liberty for $12.6 billion Good evening, and my apologies for the Sunday alert. Attached you will find a joint LPT/Prologis press release detailing the above-referenced transaction, as well as information on accessing tomorrow morning’s conference call. Best regards, Jeanne Subject line: LPT earnings Good evening, attached y

October 28, 2019 EX-10.1

Senior Officer Severance Plan, as amended and restated as of October 27, 2019.

Exhibit 10.1 LIBERTY PROPERTY TRUST – SENIOR OFFICER SEVERANCE PLAN TABLE OF CONTENTS Page SECTION 1. PURPOSE 1 SECTION 2. DEFINITIONS 1 2.1 “409A Change of Control” 1 2.2 “Administrative Claim” 1 2.3 “Applicable Multiplier” 1 2.4 “Board of Trustees” 1 2.5 “Cause” 1 2.6 A “Change of Control” 1 2.7 “Change of Control Period” 2 2.8 “Claimant” 2 2.9 “Common Shares” 2 2.10 “Company” 2 2.11 “Compensati

October 28, 2019 EX-2.1

Agreement and Plan of Merger, dated as of, dated as of October 27, 2019, by and among Prologis Inc., Prologis L.P., Lambda REIT Acquisition LLC, Lambda OP Acquisition LLC, Liberty Property Trust, Liberty Property Limited Partnership and Leaf Holdco Property Trust (Schedules and exhibits omitted pursuant to Item 601(b)(2) of Regulation S-K). The Company agrees to furnish supplementally a copy of any omitted schedule to the Securities and Exchange Commission upon request.

Exhibit 2.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER by and among PROLOGIS, INC., PROLOGIS, L.P., LAMBDA REIT ACQUISITION LLC, LAMBDA OP ACQUISITION LLC, LIBERTY PROPERTY TRUST, LIBERTY PROPERTY LIMITED PARTNERSHIP and LEAF HOLDCO PROPERTY TRUST Dated as of October 27, 2019 TABLE OF CONTENTS Page Article I DEFINITIONS 3 Section 1.1 Certain Definitions 3 Section 1.2 Terms Defined Elsewhere 14

October 28, 2019 EX-99.2

Email to the Company’s US Employees, distributed by the Company on October 27, 2019.

Exhibit 99.2 My US colleagues, A few minutes ago, Liberty and Prologis issued a press release announcing that our two companies have entered into an agreement to merge. A copy of this announcement is attached. Our company has been creating outstanding industrial real estate for over 47 years. Our industry has really come into its own in the last few years, and thanks to your hard work, we have bee

October 28, 2019 DEFA14A

LPT / Liberty Property Trust DEFA14A - - DEFA14A

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 Date of Report (Date of earliest event reported): October 27, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

October 28, 2019 EX-99.3

Email to the Company’s UK Employees, distributed by the Company on October 27, 2019.

Exhibit 99.3 My UK colleagues, A few minutes ago, Liberty and Prologis issued a press release announcing that our two companies have entered into an agreement to merge. A copy of this announcement is attached. Our company has been creating outstanding industrial real estate for over 47 years. Our industry has really come into its own in the last few years, and thanks to your hard work, we have bee

October 28, 2019 EX-3.1

Amendment to First Amended and Restated Bylaws of Liberty Property Trust.

Exhibit 3.1 LIBERTY PROPERTY TRUST AMENDMENT TO FIRST AMENDED AND RESTATED BYLAWS WHEREAS, the members of the Board of Trustees (the “Board”) of Liberty Property Trust (the “Trust”) have determined that it is advisable and in the best interests of the Trust to amend the Trust’s First Amended and Restated Bylaws (the “Bylaws”) in the form set forth in the below resolutions to exempt Section 3-701 e

October 28, 2019 EX-10.1

Senior Officer Severance Plan, as amended and restated as of October 27, 2019 (incorporated by reference to Exhibit 10.1 to the Registrants’ Current Report on Form 8-K filed on October 28, 2019).

Exhibit 10.1 LIBERTY PROPERTY TRUST – SENIOR OFFICER SEVERANCE PLAN TABLE OF CONTENTS Page SECTION 1. PURPOSE 1 SECTION 2. DEFINITIONS 1 2.1 “409A Change of Control” 1 2.2 “Administrative Claim” 1 2.3 “Applicable Multiplier” 1 2.4 “Board of Trustees” 1 2.5 “Cause” 1 2.6 A “Change of Control” 1 2.7 “Change of Control Period” 2 2.8 “Claimant” 2 2.9 “Common Shares” 2 2.10 “Company” 2 2.11 “Compensati

October 28, 2019 EX-99.3

My UK colleagues,

Exhibit 99.3 My UK colleagues, A few minutes ago, Liberty and Prologis issued a press release announcing that our two companies have entered into an agreement to merge. A copy of this announcement is attached. Our company has been creating outstanding industrial real estate for over 47 years. Our industry has really come into its own in the last few years, and thanks to your hard work, we have bee

October 28, 2019 EX-2.1

Agreement and Plan of Merger, dated as of, dated as of October 27, 2019, by and among Prologis Inc., Prologis L.P., Lambda REIT Acquisition LLC, Lambda OP Acquisition LLC, Liberty Property Trust, Liberty Property Limited Partnership and Leaf Holdco Property Trust (incorporated by reference to Exhibit 2.1 to the Registrants’ Current Report on Form 8-K filed on October 28, 2019).

Exhibit 2.1 EXECUTION VERSION AGREEMENT AND PLAN OF MERGER by and among PROLOGIS, INC., PROLOGIS, L.P., LAMBDA REIT ACQUISITION LLC, LAMBDA OP ACQUISITION LLC, LIBERTY PROPERTY TRUST, LIBERTY PROPERTY LIMITED PARTNERSHIP and LEAF HOLDCO PROPERTY TRUST Dated as of October 27, 2019 TABLE OF CONTENTS Page Article I DEFINITIONS 3 Section 1.1 Certain Definitions 3 Section 1.2 Terms Defined Elsewhere 14

October 28, 2019 EX-3.1

Amendment to First Amended and Restated Bylaws of Liberty Property Trust.

Exhibit 3.1 LIBERTY PROPERTY TRUST AMENDMENT TO FIRST AMENDED AND RESTATED BYLAWS WHEREAS, the members of the Board of Trustees (the “Board”) of Liberty Property Trust (the “Trust”) have determined that it is advisable and in the best interests of the Trust to amend the Trust’s First Amended and Restated Bylaws (the “Bylaws”) in the form set forth in the below resolutions to exempt Section 3-701 e

October 28, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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 Date of Report (Date of earliest event reported): October 27, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

October 28, 2019 EX-99.4

To: Investor Relations list

Exhibit 99.4 To: Investor Relations list Subject Line: Prologis to Acquire Liberty for $12.6 billion Good evening, and my apologies for the Sunday alert. Attached you will find a joint LPT/Prologis press release detailing the above-referenced transaction, as well as information on accessing tomorrow morning’s conference call. Best regards, Jeanne Subject line: LPT earnings Good evening, attached y

October 28, 2019 EX-99.2

My US colleagues,

Exhibit 99.2 My US colleagues, A few minutes ago, Liberty and Prologis issued a press release announcing that our two companies have entered into an agreement to merge. A copy of this announcement is attached. Our company has been creating outstanding industrial real estate for over 47 years. Our industry has really come into its own in the last few years, and thanks to your hard work, we have bee

October 28, 2019 EX-99.1

Prologis to Acquire Liberty Property Trust for $12.6 Billion One of the highest-quality U.S. logistics REITs will merge into the Prologis platform

Exhibit 99.1 News Release Prologis to Acquire Liberty Property Trust for $12.6 Billion One of the highest-quality U.S. logistics REITs will merge into the Prologis platform SAN FRANCISCO and WAYNE, Pa, October 27, 2019 - Prologis, Inc. (NYSE: PLD) and Liberty Property Trust (NYSE: LPT) today announced that the two companies have entered into a definitive merger agreement by which Prologis will acq

September 10, 2019 EX-1.1

Underwriting Agreement, dated September 5, 2019, by and among the Company, the Operating Partnership, and Goldman Sachs & Co. LLC and Citigroup Global Markets Inc., as representatives to the several underwriters named in Schedule I thereto.

Exhibit 1.1 EXECUTION COPY Liberty Property Trust (a Maryland Real Estate Investment Trust) 8,000,000 Common Shares of Beneficial Interest, $0.001 Par Value Per Share Underwriting Agreement September 5, 2019 Goldman Sachs & Co. LLC Citigroup Global Markets Inc. As Representatives of the several Underwriters Named in Schedule I hereto Ladies and Gentlemen: Liberty Property Trust, a Maryland real es

September 10, 2019 EX-99.1

Liberty Property Trust Prices $404 Million Public Offering of Common Shares

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Prices $404 Million Public Offering of Common Shares Wayne, Pa., – September 5, 2019 – Liberty Property Trust (NYSE: LPT) (“Liberty”) announced today the pricing of its underwritten public offering of 8.0 million of its common shares at a price to the public of $50.50 per share. In addi

September 10, 2019 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 Date of Report (Date of earliest event reported): September 5, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2

September 6, 2019 424B2

CALCULATION OF REGISTRATION FEE Title of Securities to be Registered Amount to Be Registered Proposed Maximum Offering Price Per Share Proposed Maximum Aggregate Offering Price Amount of Registration Fee(1) Common Shares of Beneficial Interest, $0.00

424B2 1 a2239635z424b2.htm 424B2 Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents CALCULATION OF REGISTRATION FEE Title of Securities to be Registered Amount to Be Registered Proposed Maximum Offering Price Per Share Proposed Maximum Aggregate Offering Price Amount of Registration Fee(1) Common Shares of Beneficial Interest, $0.001 par value per share 9,200,000 $5

September 5, 2019 424B5

SUBJECT TO COMPLETION, DATED SEPTEMBER 5, 2019

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No.

August 5, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 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 numbers: 1

July 30, 2019 EX-99.1

Liberty Property Trust Announces Second Quarter 2019 Results

EX-99.1 2 a19-162691ex99d1.htm EX-99.1 Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Second Quarter 2019 Results Wayne, PA, July 30, 2019 - Liberty Property Trust (NYSE: LPT) announced financial and operating results for the second quarter of 2019. Financial Results Net Income: Net income available to common shareholders

July 30, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): July 30, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

June 27, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 Date of Report (Date of earliest event reported): June 25, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

June 27, 2019 EX-99.1

Liberty Property Trust Announces Appointment of Shawn Neuman as General Counsel

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Appointment of Shawn Neuman as General Counsel Wayne, PA — June 27, 2019 — Liberty Property Trust (NYSE: LPT) today announced that Shawn Neuman has been appointed Secretary and General Counsel, effective July 1, 2019. Mr. Neuman will succeed Herman Fala, who will remain with t

May 30, 2019 8-K

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 Date of Report (Date of earliest event reported): May 29, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-276654

May 22, 2019 8-K

Regulation FD Disclosure

8-K 1 a19-1051818k.htm 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 Date of Report (Date of earliest event reported): May 22, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1

May 8, 2019 10-Q

Quarterly Report - 10-Q

10-Q 1 lpt331201910q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period fro

May 8, 2019 EX-4.1

Eighth Supplemental Indenture, dated as of January 25, 2019, between the Operating Partnership, as Issuer, and U.S. Bank National Association, as Trustee, supplementing the Senior Indenture, dated as of September 22, 2010, between the Operating Partnership, as Obligor, and U.S. Bank National Association, as Trustee, as supplemented and amended by the Seventh Supplemental Indenture dated as of April 27, 2017 between the Operating Partnership and the Trustee, and relating to $350,000,000 principal amount of 4.375% Senior Notes due 2029 of Liberty Property Limited Partnership.

EXHIBIT 4.1 EIGHTH SUPPLEMENTAL INDENTURE EIGHTH SUPPLEMENTAL INDENTURE, dated as of January 25, 2019, between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (the “Company”), having its principal offices at 650 East Swedesford Road, Suite 400, Wayne, PA 19087, and U.S. BANK NATIONAL ASSOCIATION, a national banking association organized under the laws of the United States

April 30, 2019 EX-99.1

Liberty Property Trust Announces First Quarter 2019 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces First Quarter 2019 Results Wayne, PA, April 30, 2019 - Liberty Property Trust (NYSE: LPT) announced financial and operating results for the first quarter of 2019. Highlights for First Quarter 2019 · 8.9 million square feet of leasing in quarter · Rents increased 16.3% on a GAA

April 30, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): April 30, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766

April 26, 2019 DEF 14A

Proxy Statement on Schedule 14A filed with the SEC on April 26, 2019.

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 10, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

8-K 1 a19-811618k.htm 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 Date of Report (Date of earliest event reported): April 10, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130

April 10, 2019 EX-99.1

Liberty Property Trust Appoints Lawrence D. Raiman to Board of Trustees

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Appoints Lawrence D. Raiman to Board of Trustees Wayne, PA — April 10, 2019 — Liberty Property Trust today announced the appointment of Lawrence (Larry) D. Raiman to its board of trustees, effective immediately. Mr. Raiman will serve on the board’s Corporate Governance and Nominating Co

February 28, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): February 26, 2019 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2

February 27, 2019 EX-3.1.28

Amended and Restated Schedule A to the Second Restated and Amended Agreement of Limited Partnership of the Operating Partnership.

Exhibit 3.1.28 SCHEDULE 'A' Liberty Property Limited Partnership Partnership Interests As of December 31, 2018 Number of Partnership Limited Partners Interests % 1 Balitsaris, Peter 58,542 0.038774% 2 Carr, Claiborn 115,000 0.076168% 3 Denny, Joseph 260,250 0.172372% 4 Fenza, Robert 195,043 0.129183% 5 Hagan, Michael 14,491 0.009598% 6 Hammers, David 244,426 0.161891% 7 Melissa Ann Kiel 14,491 0.0

February 27, 2019 EX-21

Liberty Property Trust

Exhibit 21 Liberty Property Trust Liberty Philadelphia, LLC Liberty Property Limited Partnership Liberty Property Philadelphia Limited Partnership Liberty Property Philadelphia Limited Partnership II Liberty Property Philadelphia Corporation Liberty Property Philadelphia Trust Liberty/Comcast 1701 JFK Boulevard, L.

February 27, 2019 10-K

Annual Report on Form 10-K for the fiscal year ended December 31, 2018, filed with the SEC on February 27, 2019.

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file numbers: 1-131

February 27, 2019 EX-3.1.1

Amended and Restated Declaration of Trust of the Trust as amended through May 24, 2018.

EX-3.1.1 2 lptex311231201810k.htm EXHIBIT 3.1.1 Exhibit 3.1.1 LIBERTY PROPERTY TRUST AMENDED AND RESTATED DECLARATION OF TRUST (As amended through May 2018) This AMENDED AND RESTATED DECLARATION OF TRUST (the “Declaration of Trust”) is made as of the date set forth above and hereby amends and restates the Trust’s Amended and Restated Declaration of Trust, dated June 22, 1994. WHEREAS, the Trustees

February 12, 2019 SC 13G/A

LPT / Liberty Property Trust / VANGUARD GROUP INC Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 15 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box

February 5, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of report (Date of earliest event reported): February 5, 2019 Liberty Property Trust Liberty Property Limited Partnership (Exact Name of Registrant Specified in Charter) Maryland 1-13130 23-7768996 Pennsylvania 1-13132 23-276654

February 5, 2019 EX-99.1

Liberty Property Trust Announces 2018 Fourth Quarter and Full Year Results and Provides Guidance for 2019

EX-99.1 2 a19-39731ex99d1.htm EX-99.1 Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces 2018 Fourth Quarter and Full Year Results and Provides Guidance for 2019 Wayne, PA, February 5, 2019 - Liberty Property Trust (NYSE: LPT) announced financial and operating results for the fourth quarter and full year of 2018, as well as gu

January 31, 2019 SC 13G/A

LPT / Liberty Property Trust / Invesco Ltd. - 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. 2 )* Liberty Property Trust (Name of Issuer) Real Estate Investment Trust (Title of Class of Securities) 531172104 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursua

January 31, 2019 SC 13G/A

LPT / Liberty Property Trust / VANGUARD SPECIALIZED FUNDS Passive Investment

SC 13G/A 1 libertypropertytrust.htm SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.:9 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box to designate the rule pursuant to

January 24, 2019 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 Date of report (Date of earliest event reported): January 22, 2019 Liberty Property Trust Liberty Property Limited Partnership (Exact Name of Registrant Specified in Charter) Maryland Pennsylvania (State or Other Jurisdiction of Inco

January 24, 2019 EX-1.1

Underwriting Agreement, dated January 22, 2019, by and among Liberty Property Trust, Liberty Property Limited Partnership and Citigroup Global Markets Inc., Goldman Sachs & Co. LLC and Wells Fargo Securities, LLC, as representatives of the several underwriters named therein

Exhibit 1.1 EXECUTION COPY Liberty Property Limited Partnership (a Pennsylvania Limited Partnership) $350,000,000 4.375% Senior Notes due 2029 Underwriting Agreement January 22, 2019 Citigroup Global Markets Inc. Goldman Sachs & Co. LLC Wells Fargo Securities, LLC As Representatives of the several Underwriters Named in Schedule I hereto Ladies and Gentlemen: Liberty Property Trust, a Maryland real

January 24, 2019 EX-4.2

Eighth Supplemental Indenture, dated as of January 25, 2019, between Liberty Property Limited Partnership and U.S. Bank National Association (incorporated by reference to Exhibit 4.2 to Liberty Property Trust's and Liberty Property Limited Partnership's Current Report on Form 8-K filed on January 24, 2019).

Exhibit 4.2 FORM OF EIGHTH SUPPLEMENTAL INDENTURE EIGHTH SUPPLEMENTAL INDENTURE, dated as of January 25, 2019, between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (the “Company”), having its principal offices at 650 East Swedesford Road, Suite 400, Wayne, PA 19087, and U.S. BANK NATIONAL ASSOCIATION, a national banking association organized under the laws of the United

January 24, 2019 EX-4.1

Form of Global Note Representing $350,000,000 Principal Amount of 4.375% Senior Notes due 2029

Exhibit 4.1 [FACE OF NOTE] THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (“DTC”), TO THE ISSUER OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR

November 2, 2018 EX-12.1

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Nine Months Ended September 30, 2018 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated joint ventures

November 2, 2018 10-Q

LPT / Liberty Property Trust 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 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

October 25, 2018 EX-99.1

Liberty Property Trust Statement of Operations September 30, 2018 (Unaudited and in thousands)

Exhibit 99.1 Liberty Property Trust Statement of Operations September 30, 2018 (Unaudited and in thousands) Quarter Ended Nine Months Ended September 30, 2018 September 30, 2017 September 30, 2018 September 30, 2017 Operating Revenue Rental $ 120,775 $ 113,889 $ 357,185 $ 333,884 Operating expense reimbursement 37,453 33,522 110,729 100,161 Development service fee income 12,956 24,176 59,132 53,92

October 25, 2018 8-K/A

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A AMENDMENT NO. 1 CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-1313

October 23, 2018 EX-99.1

Liberty Property Trust Announces Third Quarter 2018 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Third Quarter 2018 Results Wayne, PA — October 23, 2018 — Liberty Property Trust (NYSE: LPT) announced financial and operating results for the quarter ended September 30, 2018. Highlights for Third Quarter 2018 · Net income available to common shareholders $1.01 per diluted sh

October 23, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): October 23, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

August 2, 2018 10-Q

LPT / Liberty Property Trust 10-Q (Quarterly Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 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 numbers: 1

August 2, 2018 EX-12.1

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Six Months Ended June 30, 2018 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated joint ventures and af

July 24, 2018 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): July 24, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

July 24, 2018 EX-99.1

Liberty Property Trust Announces Second Quarter 2018 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Second Quarter 2018 Results Wayne, PA — July 24, 2018 — Liberty Property Trust announced financial and operating results for the quarter ended June 30, 2018. “Liberty continues to benefit from strong, unabated demand from industrial users for high-quality, well-located facilit

May 21, 2018 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

8-K 1 a18-1394918k.htm 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 Date of Report (Date of earliest event reported): May 17, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1

May 21, 2018 EX-3.1

Liberty Property Trust First Amended and Restated Bylaws, as amended on May 17, 2018. (Incorporated by reference to Exhibit 3.1 filed with the Registrants' Current Report on Form 8-K, filed with the Securities and Exchange Commission on May 21, 2018.)

Exhibit 3.1 As amended May 17, 2018; March 27, 2017; December 6, 2007; April 5, 2006 LIBERTY PROPERTY TRUST FIRST AMENDED AND RESTATED BYLAWS ARTICLE I OFFICES Section 1. PRINCIPAL OFFICES. A principal office of the Trust shall be located within the State of Maryland at such place or places as the Trustees may designate. Section 2. ADDITIONAL OFFICES. The Trust may have additional offices at such

May 3, 2018 EX-12.1

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Three Months Ended March 31, 2018 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated joint ventures and

May 3, 2018 10-Q

LPT / Liberty Property Trust 10-Q (Quarterly Report)

10-Q 1 lpt331201810q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period fro

May 1, 2018 S-3ASR

LPT / Liberty Property Trust S-3ASR

S-3ASR 1 a18-124751s3asr.htm S-3ASR Table of Contents As filed with the Securities and Exchange Commission, via EDGAR, on May 1, 2018 REGISTRATION NO. 333- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT Under THE SECURITIES ACT OF 1933 Liberty Property Trust (Exact name of Registrant as specified in its governing documents) Maryland (State or other jurisd

April 24, 2018 EX-99.1

Liberty Property Trust Announces First Quarter 2018 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces First Quarter 2018 Results Malvern, PA, April 24, 2018 - Liberty Property Trust announced financial and operating results for the quarter ended March 31, 2018. Highlights for First Quarter 2018 · Net income available to common shareholders $0.95 per diluted share · NAREIT Fund

April 24, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): April 24, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766

April 18, 2018 8-K

LPT / Liberty Property Trust 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 Date of Report (Date of earliest event reported): April 18, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766

April 5, 2018 DEFA14A

LPT / Liberty Property Trust 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 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, 2018 DEF 14A

LPT / Liberty Property Trust DEF 14A

QuickLinks - Click here to rapidly navigate through this document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 22, 2018 PRE 14A

LPT / Liberty Property Trust PRE 14A

QuickLinks - Click here to rapidly navigate through this document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 2, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): February 28, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2

March 1, 2018 10-K

LPT / Liberty Property Trust 10-K (Annual Report)

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file numbers: 1-131

March 1, 2018 EX-10.15

Fifth Amended and Restated Credit Agreement, dated as of October 20, 2017, by and among Liberty Property Trust, Liberty Property Limited Partnership, Bank of America, N.A. as Administrative Agent, JPMorgan Chase Bank, N.A., as Syndication Agent, PNC Bank National Association, U.S. Bank National Association and Wells Fargo Bank National Association, as Documentation Agents, Merrill Lynch, Pierce, Fenner & Smith Incorporated, JPMorgan Chase Bank, N.A., PNC Capital Markets LLC, U.S. Bank Nation Association and Wells Fargo Securities, LLC, as Joint Lead Arrangers, Merrill Lynch, Pierce, Fenner & Smith Incorporated and JPMorgan Chase Bank, N.A., as Joint Bookrunners, and the lenders party thereto. (Incorporated by reference to Exhibit 10.15 filed with the Registrants' Annual Report on Form 10-K for the fiscal year ended December 31, 2017).

Execution Copy Published CUSIP Number: 53117RAF6 FIFTH AMENDED AND RESTATED CREDIT AGREEMENT Dated as of October 20, 2017 among LIBERTY PROPERTY LIMITED PARTNERSHIP and LIBERTY PROPERTY TRUST and BANK OF AMERICA, N.

March 1, 2018 EX-3.1.28

Amended and Restated Schedule A to the Second Restated and Amended Agreement of Limited Partnership of the Operating Partnership.

EX-3.1.28 2 exhibit31281231201710k.htm EXHIBIT 3.1.28 Exhibit 3.1.28 SCHEDULE 'A' Liberty Property Limited Partnership Partnership Interests As of December 31, 2017 Number of Partnership Limited Partners Interests % 1 Balitsaris, Peter 58,542 0.038774% 2 Carr, Claiborn 115,000 0.076168% 3 Denny, Joseph 260,250 0.172372% 4 Fenza, Robert 195,043 0.129183% 5 Hagan, Michael 14,491 0.009598% 6 Hammers,

March 1, 2018 EX-12

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) 2017 2016 2015 2014 2013 Earnings: Income from continuing operations before equity in earnings of unconsolidated subsidiaries and after distribution of earnings from unc

March 1, 2018 EX-21

Liberty Property Trust

Exhibit 21 Liberty Property Trust Liberty Philadelphia, LLC Liberty Property Limited Partnership Liberty Property Philadelphia Limited Partnership Liberty Property Philadelphia Limited Partnership II Liberty Property Philadelphia Corporation Liberty Property Philadelphia Trust Liberty/Comcast 1701 JFK Boulevard, L.

February 26, 2018 EX-99.1

Liberty Property Trust Announces Changes to Board of Trustees

Exhibit 99.1 News Release General Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Changes to Board of Trustees Malvern, PA ? February 26, 2018 - Liberty Property Trust today announced that the company will be welcoming a new trustee and that two long-standing trustees have elected to retire from the board after the May 17 annual meeting. Robert G. G

February 26, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 Date of Report (Date of earliest event reported): February 22, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2

February 12, 2018 SC 13G/A

LPT / Liberty Property Trust / Invesco Ltd. - 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 )* Liberty Property Trust (Name of Issuer) Real Estate Investment Trust (Title of Class of Securities) 531172104 (CUSIP Number) December 29, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursua

February 9, 2018 SC 13G/A

LPT / Liberty Property Trust / VANGUARD GROUP INC Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check the appropriate box

February 6, 2018 EX-99.1

Liberty Property Trust Announces 2017 Fourth Quarter and Full Year Results and Provides Guidance for 2018

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces 2017 Fourth Quarter and Full Year Results and Provides Guidance for 2018 Malvern, PA, February 6, 2018 - Liberty Property Trust (NYSE: LPT) announced financial and operating results for the quarter and year ended December 31, 2017, as well as projections for 2018 performance.

February 6, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): February 6, 2018 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

February 2, 2018 SC 13G/A

LPT / Liberty Property Trust / VANGUARD SPECIALIZED FUNDS Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.:8 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check the appropriate box t

November 3, 2017 EX-12.1

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Nine Months Ended September 30, 2017 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated joint ventures

November 3, 2017 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2017 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

October 24, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): October 24, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland 1-13130 23-7768996 Pennsylvania 1-13132 23-27

October 24, 2017 EX-99.1

Liberty Property Trust Announces Third Quarter 2017 Results Company Also Enters Into $900 Million Credit Facility

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Third Quarter 2017 Results Company Also Enters Into $900 Million Credit Facility Malvern, PA ? October 24, 2017 ? Liberty Property Trust (NYSE: LPT) announced financial and operating results for the quarter ended September 30, 2017. Highlights for Third Quarter 2017 ? Net inco

October 24, 2017 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 Date of Report (Date of earliest event reported): October 20, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

August 3, 2017 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 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 numbers: 1

August 3, 2017 EX-12.1

Statement Re: Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges.

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Six Months Ended June 30, 2017 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated subsidiaries and afte

July 25, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): July 25, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

July 25, 2017 EX-99.1

Liberty Property Trust Announces Second Quarter 2017 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Second Quarter 2017 Results Malvern, PA, July 25, 2017 - Liberty Property Trust announced financial and operating results for the quarter ended June 30, 2017. Management Comments ?Liberty?s results at mid-year reflect the continued strength of the industrial real estate market

June 22, 2017 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): June 20, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland 1-13130 23-7768996 Pennsylvania 1-13132 23-27665

June 22, 2017 EX-99.1

Marguerite Nader Joins Liberty Property Trust’s Board of Trustees

Exhibit 99.1 News Release General Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Marguerite Nader Joins Liberty Property Trust?s Board of Trustees Malvern, PA ? June 22, 2017 - Liberty Property Trust today announced that Marguerite Nader has joined Liberty?s board of trustees. Ms. Nader is president and chief executive officer of Equity LifeStyle Properties, Inc. (NYSE: ELS), and

June 16, 2017 424B3

LIBERTY PROPERTY TRUST DIVIDEND REINVESTMENT AND SHARE PURCHASE PLAN

Filed Pursuant to Rule 424(b)(3) Registration No. 333-217496 PROSPECTUS LIBERTY PROPERTY TRUST DIVIDEND REINVESTMENT AND SHARE PURCHASE PLAN This prospectus relates to our common shares, which we are offering for purchase under our Dividend Reinvestment and Share Purchase Plan. The plan, in which we offer participation through this prospectus, provides investors with a convenient and economical wa

May 22, 2017 8-K

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 Date of Report (Date of earliest event reported): May 18, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-276654

May 5, 2017 10-Q

Liberty Property Trust 10-Q (Quarterly Report)

10-Q 1 lpt331201710q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period fro

May 5, 2017 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Three Months Ended March 31, 2017 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated subsidiaries and a

May 5, 2017 EX-3.1

Liberty Property Trust First Amended and Restated By-Laws, as amended through May 17, 2018 (Incorporated by reference to Exhibit 3.1 filed with the Registrants' Current Report on Form 8-K filed with the Commission on May 21, 2018).

Exhibit 3.1 As amended March 27, 2017; December 6, 2007; April 5, 2006 LIBERTY PROPERTY TRUST FIRST AMENDED AND RESTATED BYLAWS - ARTICLE I OFFICES Section 1. PRINCIPAL OFFICES. A principal office of the Trust shall be located within the State of Maryland at such place or places as the Trustees may designate. Section 2. ADDITIONAL OFFICES. The Trust may have additional offices at such places withi

April 27, 2017 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of report (Date of earliest event reported): April 27, 2017 Liberty Property Trust Liberty Property Limited Partnership (Exact Name of Registrant Specified in Charter) Maryland Pennsylvania (State or Other Jurisdiction of Incorp

April 27, 2017 S-3ASR

Liberty Property Trust S-3ASR

S-3ASR 1 a2231978zs-3asr.htm S-3ASR QuickLinks - Click here to rapidly navigate through this document As filed with the Securities and Exchange Commission, via EDGAR, on April 27, 2017 REGISTRATION NO. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Liberty Property Trust (Exact name of Registrant as specified in its govern

April 27, 2017 S-3ASR

Liberty Property Trust S-3ASR

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission, via EDGAR, on April 27, 2017 REGISTRATION NO.

April 27, 2017 EX-25.1

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

Exhibit 25.1 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) o U.S. BANK NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Employer Identif

April 27, 2017 EX-4.4

Seventh Supplemental Indenture, dated as of April 27, 2017, between Liberty Property Limited Partnership and U.S. Bank National Association (incorporated by reference to Exhibit 4.4 to Liberty Property Trust's and Liberty Property Limited Partnership's Registration Statement on Form S-3 (No. 333-217495) filed on April 27, 2017).

Exhibit 4.4 LIBERTY PROPERTY LIMITED PARTNERSHIP ISSUER TO U.S. BANK NATIONAL ASSOCIATION, TRUSTEE SEVENTH SUPPLEMENTAL INDENTURE DATED AS OF APRIL 27, 2017 SUPPLEMENT TO INDENTURE, DATED AS OF SEPTEMBER 22, 2010, BETWEEN LIBERTY PROPERTY LIMITED PARTNERSHIP AND U.S. BANK NATIONAL ASSOCIATION SEVENTH SUPPLEMENTAL INDENTURE SEVENTH SUPPLEMENTAL INDENTURE, dated as of April 27th, 2017, between LIBER

April 25, 2017 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): April 25, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766

April 25, 2017 EX-99.1

Liberty Property Trust Announces First Quarter 2017 Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces First Quarter 2017 Results Malvern, PA, April 25, 2017 - Liberty Property Trust announced financial and operating results for the quarter ended March 31, 2017. Management Comments “The industrial real estate markets continue to provide solid growth opportunities – growth throu

April 5, 2017 DEFA14A

Liberty Property Trust 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 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, 2017 DEF 14A

Liberty Property Trust DEF 14A

QuickLinks - Click here to rapidly navigate through this document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 28, 2017 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

Send 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 Date of Report (Date of earliest event reported): March 27, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23

March 28, 2017 EX-3.1

Amendments to First Amended and Restated Bylaws of Liberty Property Trust

EX-3.1 2 a17-99841ex3d1.htm EX-3.1 Exhibit 3.1 Amendments to First Amended and Restated Bylaws of Liberty Property Trust Clause (b) of Article II, Section 8 of the First Amended and Restated Bylaws of Liberty Property Trust shall be deleted and replaced in its entirety by the following: “(b) Except as set forth in Article XIV of these Bylaws, a majority of the votes cast at a meeting of shareholde

March 1, 2017 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): February 27, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2

March 1, 2017 10-K

The Annual Reports on Form 10-K of the Trust and the Operating Partnership for the fiscal year ended December 31, 2016 (File Nos. 001-13130 and 001-13132)

Document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 1, 2017 EX-21

Subsidiaries

Exhibit 21 Subsidiaries Liberty Property Trust Liberty Property Limited Partnership Liberty Property Philadelphia Limited Partnership Liberty Property Philadelphia Limited Partnership II Liberty Property Philadelphia Corporation Liberty Property Philadelphia Trust Liberty/Comcast 1701 JFK Boulevard, L.

March 1, 2017 EX-3.1.28

SCHEDULE 'A'

Exhibit 3.1.28 SCHEDULE 'A' Liberty Property Limited Partnership Partnership Interests As of December 31, 2016 Number of Partnership Limited Partners Interests % Balitsaris, Peter 58,542 0.0389 % Carr, Claiborn 115,000 0.0764 % Denny, Joseph 260,250 0.1729 % Fenza, Robert 195,043 0.1296 % Hagan, Michael 14,491 0.0096 % Hammers, David 244,426 0.1624 % Melissa Ann Kiel 14,491 0.0096 % Kline, Earl 19

March 1, 2017 EX-12

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) 2016 2015 2014 2013 2012 Earnings: Income from continuing operations before equity in earnings of unconsolidated subsidiaries and after distribution of earnings from unc

February 14, 2017 SC 13G

LPT / Liberty Property Trust / Invesco Ltd. - 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. )* Liberty Property Trust (Name of Issuer) Real Estate Investment Trust (Title of Class of Securities) 531172104 (CUSIP Number) December 30, 2016 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant

February 14, 2017 EX-99

JOINT FILING AGREEMENT

EX-99 2 Rule13DJointFilingAgreement.htm JOINT FILING AGREEMENT JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) (l) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing of the attached Schedule 13G, and any and all amendments thereto, and expressly authorize Invesco Ltd., as the ultimate parent company of each of its undersigned subsidiarie

February 13, 2017 SC 13G/A

LPT / Liberty Property Trust / VANGUARD SPECIALIZED FUNDS Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.:7 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2016 Check the appropriate box t

February 10, 2017 SC 13G/A

LPT / Liberty Property Trust / VANGUARD GROUP INC Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2016 Check the appropriate box

February 7, 2017 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 a17-384618k.htm 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 Date of Report (Date of earliest event reported): February 7, 2017 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-1313

February 7, 2017 EX-99.1

Liberty Property Trust Announces 2016 Fourth Quarter and Full Year Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces 2016 Fourth Quarter and Full Year Results Fourth quarter highlights include: ? Net income available to common shareholders $1.33 per diluted share ? NAREIT Funds from Operations $0.41 per diluted share ? Net income and NAREIT Funds from Operations per diluted share include $0.

November 3, 2016 10-Q

Liberty Property Trust 10-Q (Quarterly Report)

Document Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

November 3, 2016 EX-4.1

Sixth Supplemental Indenture, dated as of September 20, 2016, between the Operating Partnership, as Issuer, and U.S. Bank National Association, as Trustee, supplementing the Senior Indenture, dated as of September 20, 2016, between the Operating Partnership, as Obligor, and U.S. Bank National Association, as Trustee, and relating to $400,000,000 principal amount of 3.250% Senior Notes due 2026 of Liberty Property Limited Partnership. (Incorporated by reference to Exhibit 4.1 filed with the Registrants’ Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2016).

Exhibit 4.1 SIXTH SUPPLEMENTAL INDENTURE SIXTH SUPPLEMENTAL INDENTURE, dated as of September 20, 2016, between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (the “Company”), having its principal offices at 500 Chesterfield Parkway, Malvern, Pennsylvania 19355, and U.S. BANK NATIONAL ASSOCIATION, a national banking association organized under the laws of the United States

November 3, 2016 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Nine Months Ended September 30, 2016 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated subsidiaries an

October 25, 2016 EX-99.1

Liberty Property Trust Announces Third Quarter Results

EX-99.1 2 a16-203591ex99d1.htm EX-99.1 Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Third Quarter Results Third quarter highlights include: · Net income available to common shareholders $0.37 per diluted share · Funds from Operations $0.66 per diluted share · Same store operating income increased by 2.6% · Same store ope

October 25, 2016 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): October 25, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

October 7, 2016 EX-2.1

Agreement of Sale and Purchase, dated as of July 22, 2016. (Incorporated by reference to Exhibit 2.1 filed with the Registrants’ Current Report on Form 8-K, filed with the Securities and Exchange Commission on October 7, 2016 (the “October 7, 2016 Form 8-K”)).

Exhibit 2.1 [Where indicated by “[***]”, the confidential material contained herein has been omitted and has been filed separately with the Commission.] AGREEMENT OF SALE AND PURCHASE LIBERTY PROPERTY LIMITED PARTNERSHIP, LIBERTY COTTON CENTER, LLC, LP MALVERN LIMITED PARTNERSHIP and LIBERTY STONERIDGE, LLC (collectively, SELLER) & WPT LAND 2 LP (BUYER) PROPERTY: (Arizona, Florida, Minnesota and P

October 7, 2016 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 Date of Report (Date of earliest event reported): October 3, 2016 LIBERTY PROPERTY

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 Date of Report (Date of earliest event reported): October 3, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-276

October 7, 2016 EX-2.2

Amendment to Agreement of Sale and Purchase, dated as of September 22, 2016. (Incorporated by reference to Exhibit 2.2 to the October 7, 2016 Form 8-K.)

Exhibit 2.2 AMENDMENT TO AGREEMENT OF SALE AND PURCHASE THIS AMENDMENT TO AGREEMENT OF SALE AND PURCHASE (?Amendment?) is made this 22nd day of September, 2016 by and between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (?LPLP?), LIBERTY COTTON CENTER, LLC, a Delaware limited liability company (?Cotton Center?), LP MALVERN LIMITED PARTNERSHIP, a Pennsylvania limited par

October 7, 2016 EX-99.1

Liberty Property Trust Completes Sale of 108 Properties for $969 Million

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Completes Sale of 108 Properties for $969 Million Malvern, PA — October 3, 2016 - Liberty Property Trust (NYSE:LPT) announced that it closed today on the sale of 108 properties in five markets totaling approximately 7.6 million square feet and 26.7 acres of land, for $969 million. The p

September 23, 2016 8-K

Entry into a Material Definitive Agreement

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 Date of Report (Date of earliest event reported): September 22, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-

September 19, 2016 EX-4.2

FORM OF SIXTH SUPPLEMENTAL INDENTURE

Exhibit 4.2 FORM OF SIXTH SUPPLEMENTAL INDENTURE SIXTH SUPPLEMENTAL INDENTURE, dated as of September 20, 2016, between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (the “Company”), having its principal offices at 500 Chesterfield Parkway, Malvern, Pennsylvania 19355, and U.S. BANK NATIONAL ASSOCIATION, a national banking association organized under the laws of the Unite

September 19, 2016 EX-4.1

[FACE OF NOTE]

Exhibit 4.1 [FACE OF NOTE] THIS NOTE IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (?DTC?), TO THE ISSUER OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR

September 19, 2016 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of report (Date of earliest event reported): September 13, 2016 Liberty Property Trust Liberty Property Limited Partnership (Exact Name of Registrant Specified in Charter) Maryland Pennsylvania (State or Other Jurisdiction of In

September 19, 2016 EX-1.1

Liberty Property Limited Partnership (a Pennsylvania Limited Partnership) $400,000,000 3.25% Senior Notes due 2026 Underwriting Agreement

Exhibit 1.1 EXECUTION COPY Liberty Property Limited Partnership (a Pennsylvania Limited Partnership) $400,000,000 3.25% Senior Notes due 2026 Underwriting Agreement September 13, 2016 Citigroup Global Markets Inc. J.P. Morgan Securities LLC Merrill Lynch, Pierce, Fenner & Smith Incorporated As Representatives of the several Underwriters Named in Schedule I hereto Ladies and Gentlemen: Liberty Prop

September 8, 2016 SC 13G/A

Liberty Property Trust 3G/A (Passive Acquisition of More Than 5% of Shares)

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G/A (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(c) ( AMENDMENT 2) LIBERTY PROPERTY TRUST ( NAME OF ISSUER ) Common Shares of Beneficial Interest, $0.

August 4, 2016 10-Q

Liberty Property Trust 10-Q (Quarterly Report)

10-Q 1 lpt630201610q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from

August 4, 2016 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Six Months Ended June 30, 2016 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated subsidiaries and afte

August 4, 2016 EX-10.1

Letter Agreement between Christopher J. Papa and Liberty Property Limited Partnership, dated May 4, 2016 (Incorporated by reference to Exhibit 10.1 filed with the Registrants’ Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2016).

Exhibit 10.1 PERSONAL AND CONFIDENTIAL May 4, 2016 Mr. Christopher Papa 2270 Wood Falls Drive Cumming, GA 30041 REVISED SUPERSEDING ANY AND ALL PRIOR VERSIONS Dear Chris: On behalf of Liberty Property Trust (“Liberty”), I am pleased to present you with our offer of employment. We feel that the Company is at an inflection point, poised for growth, and we look forward to you joining our team. We are

August 3, 2016 CORRESP

Liberty Property Trust ESP

CORRESP 1 filename1.htm [LIBERTY PROPERTY TRUST LETTERHEAD] August 3, 2016 Mr. Daniel L. Gordon Senior Assistant Chief Accountant Division of Corporation Finance Office of Real Estate and Commodities U.S. Securities and Exchange Commission 100 F Street, NE Washington, D.C. 20549 Re: Liberty Property Trust Liberty Property Limited Partnership Form 10-K for the fiscal year ended December 31, 2015 Fi

July 26, 2016 EX-99.1

Liberty Property Trust Announces Second Quarter Results and 2016 Guidance Revision

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Second Quarter Results and 2016 Guidance Revision Second quarter highlights include: ? Net income available to common shareholders $0.34 per diluted share ? Funds from Operations $0.68 per diluted share ? Same store operating income increased by 2.2% ? Same store operating inc

July 26, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): July 26, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland 1-13130 23-7768996 Pennsylvania 1-13132 23-27665

July 25, 2016 8-K

Regulation FD Disclosure, 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 Date of Report (Date of earliest event reported): July 22, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

July 25, 2016 EX-99.1

Liberty Property Trust to Sell 108 Properties for $969 Million

Exhibit 99.1 Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust to Sell 108 Properties for $969 Million Malvern, PA ? July 25, 2016 - Consistent with the company?s publicly-stated intent to sell approximately $1 billion of non-core suburban properties in 2016, Liberty Property Trust (NYSE:LPT) today announced that it has entered into an agreement to sell to Work

June 3, 2016 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): June 1, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-276654

May 16, 2016 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): May 12, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-276654

May 10, 2016 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): May 4, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766549

May 10, 2016 EX-99.1

Liberty Property Trust Announces Retirement of George J. Alburger, Jr., Christopher J. Papa to Join Liberty as Chief Financial Officer

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Retirement of George J. Alburger, Jr., Christopher J. Papa to Join Liberty as Chief Financial Officer Malvern, PA, May 9, 2016 - Liberty Property Trust (NYSE:LPT) announced today that George J. Alburger, Jr. will retire from his position as executive vice president and chief f

May 5, 2016 10-Q

Liberty Property Trust 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 5, 2016 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Three Months Ended March 31, 2016 Earnings before fixed charges: Income from operations before income taxes and equity in earnings of unconsolidated subsidiaries and a

April 26, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): April 26, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland 1-13130 23-7768996 Pennsylvania 1-13132 23-2766

April 26, 2016 EX-99.1

Liberty Property Trust Announces First Quarter Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces First Quarter Results First quarter highlights include: ? Funds from Operations $0.62 per share ? Same store operating income increased by 2.1% ? Same store operating income for the industrial distribution portfolio increased by 6.7% ? Industrial distribution rents increased 1

April 1, 2016 DEFA14A

Liberty Property Trust 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 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, 2016 DEF 14A

Liberty Property Trust DEF 14A

QuickLinks - Click here to rapidly navigate through this document UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 22, 2016 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): March 16, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-2766

February 26, 2016 10-K

Liberty Property Trust 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 26, 2016 EX-3.1.28

SCHEDULE 'A'

Exhibit 3.1.28 SCHEDULE 'A' Liberty Property Limited Partnership Partnership Interests As of December 31, 2015 Number of Partnership Limited Partners Interests % Balitsaris, Peter 58,542 0.0387 % Carr, Claiborn 115,000 0.0761 % Denny, Joseph 260,250 0.1722 % Fenza, Robert 195,043 0.1291 % Hagan, Michael 14,491 0.0096 % Hammers, David 244,426 0.1617 % Melissa Ann Kiel 14,491 0.0096 % Kline, Earl 19

February 26, 2016 EX-12

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) 2015 2014 2013 2012 2011 Earnings: Income from continuing operations before equity in earnings of unconsolidated subsidiaries and after distribution of earnings from unc

February 26, 2016 EX-21

Subsidiaries

Exhibit 21 Subsidiaries Liberty Property Trust Liberty Property Limited Partnership Liberty Property Philadelphia Limited Partnership Liberty Property Philadelphia Limited Partnership II Liberty Property Philadelphia Corporation Liberty Property Philadelphia Trust Liberty/Comcast 1701 JFK Boulevard, L.

February 10, 2016 SC 13G/A

LPT / Liberty Property Trust / VANGUARD GROUP INC Passive Investment

libertypropertytrust.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2015 Check the appropriate box

February 9, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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 Date of Report (Date of earliest event reported): February 9, 2016 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

February 9, 2016 SC 13G/A

Liberty Property Trust 3G/A (Passive Acquisition of More Than 5% of Shares)

libertypropertytrustamd6.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.:6 )* Name of issuer: Liberty Property Trust Title of Class of Securities: REIT CUSIP Number: 531172104 Date of Event Which Requires Filing of this Statement: December 31, 2015 Check the appropriate b

February 9, 2016 EX-99.1

Liberty Property Trust Announces Fourth Quarter and Full Year Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Fourth Quarter and Full Year Results Fourth quarter highlights include: ? Funds from Operations $0.65 per share ? 2.5 million square feet of non-core, suburban office and flex properties sold for $265 million ? $75 million in developments delivered at a yield of 7.9% ? $108 mi

November 4, 2015 10-Q

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

10-Q 1 lpt930201510q.htm 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period

November 4, 2015 EX-10.1

Liberty Property Trust - Senior Management Severance Plan (Incorporated by reference to Exhibit 10.1 to the Registrants' Report on Form 10-Q for the fiscal quarter ended September 30, 2015).

Exhibit 10.1 LIBERTY PROPERTY TRUST – SENIOR OFFICER SEVERANCE PLAN TABLE OF CONTENTS Page SECTION 1. PURPOSE....................................................................................................1 SECTION 2. DEFINITIONS.............................................................................................1 2.1 “409A Change of Control”............................................

November 4, 2015 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Nine Months Ended September 30, 2015 Earnings before fixed charges: Income from continuing operations before income taxes and equity in (loss) earnings of unconsolidat

October 27, 2015 EX-99.1

Liberty Property Trust Announces Third Quarter Results and Revised Full-Year Financial Projections

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Third Quarter Results and Revised Full-Year Financial Projections ? Funds from Operations $0.67 per share ? FFO guidance for 2015 increased to a range of $2.66 to $2.69 per share ? Rents increased 8% ? Same store operating income increased by 2.2% ? 4.5 million square feet of

October 27, 2015 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): October 27, 2015 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27

October 6, 2015 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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 Date of Report (Date of earliest event reported): September 30, 2015 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-

August 3, 2015 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Six Months Ended June 30, 2015 Earnings before fixed charges: Income from continuing operations before income taxes and equity in earnings of unconsolidated subsidiari

August 3, 2015 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 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 numbers: 1

July 28, 2015 EX-99.1

Liberty Property Trust Announces Second Quarter Results and Revised Full-Year Financial Projections

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces Second Quarter Results and Revised Full-Year Financial Projections · Funds from Operations per share grew 14% · Hampton Roads, VA office market exited with sale of 1.3 million square feet of suburban office and flex properties · Portfolio occupancy increased to 93.8% · Same st

July 28, 2015 8-K

Liberty Property Trust 8-K (Current Report/Significant Event)

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 Date of Report (Date of earliest event reported): July 28, 2015 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-13132 23-7768996 23-27665

May 15, 2015 8-K

Submission of Matters to a Vote of Security Holders

8-K 1 a15-1169118k.htm 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 Date of Report (Date of earliest event reported): May 12, 2015 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1

May 6, 2015 424B5

Common Shares of Beneficial Interest

424B5 1 a2224631z424b5.htm 424B5 Use these links to rapidly review the document TABLE OF CONTENTS PROSPECTUS Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-195572 PROSPECTUS SUPPLEMENT (To Prospectus Dated April 29, 2014) $124,950,000 Common Shares of Beneficial Interest On May 6, 2015, we entered into amendments to our separate continuous offering program equity distribut

May 6, 2015 EX-1.2

Amendment to Equity Distribution Agreement Dated as of May 6, 2015

Exhibit 1.2 Amendment to Equity Distribution Agreement Dated as of May 6, 2015 Goldman, Sachs & Co. 200 West Street New York, New York 10282 Ladies and Gentlemen: Reference is hereby made to the Equity Distribution Agreement dated December 7, 2012 (the ?Equity Distribution Agreement?) among Liberty Property Trust, a Maryland real estate investment trust (the ?Company?), Liberty Property Limited Pa

May 6, 2015 8-K

Financial Statements and Exhibits, Other Events

8-K 1 a15-1080118k.htm 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 Date of Report (Date of earliest event reported): May 6, 2015 LIBERTY PROPERTY TRUST LIBERTY PROPERTY LIMITED PARTNERSHIP (Exact name of registrant specified in its charter) Maryland Pennsylvania 1-13130 1-

May 6, 2015 EX-1.1

Amendment to Equity Distribution Agreement Dated as of May 6, 2015

EX-1.1 2 a15-108011ex1d1.htm EX-1.1 Exhibit 1.1 Amendment to Equity Distribution Agreement Dated as of May 6, 2015 Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013 Ladies and Gentlemen: Reference is hereby made to the Equity Distribution Agreement dated December 7, 2012 (the “Equity Distribution Agreement”) among Liberty Property Trust, a Maryland real estate investment

April 30, 2015 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015 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 numbers:

April 30, 2015 EX-12.1

OF EARNINGS TO FIXED CHARGES

EXHIBIT 12.1 - STATEMENT RE: COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES LIBERTY PROPERTY TRUST / LIBERTY PROPERTY LIMITED PARTNERSHIP (Amounts in thousands except ratio amounts) Three Months Ended March 31, 2015 Earnings before fixed charges: Income from continuing operations before equity in earnings of unconsolidated subsidiaries and after d

April 30, 2015 EX-4.1

Fifth Supplemental Indenture, dated as of March 24, 2015, between the Operating Partnership, as Issuer, and U.S. Bank National Association, as Trustee, supplementing the Senior Indenture, dated as of September 22, 2010, between the Operating Partnership, as Obligor, and U.S. Bank National Association, as Trustee, and relating to $400,000,000 principal amount of 3.750% Senior Notes due 2025 of Liberty Property Limited Partnership. (Incorporated by reference to Exhibit 4.1 filed with the Registrants’ Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2015).

Exhibit 4.1 FIFTH SUPPLEMENTAL INDENTURE FIFTH SUPPLEMENTAL INDENTURE, dated as of March 24, 2015, between LIBERTY PROPERTY LIMITED PARTNERSHIP, a Pennsylvania limited partnership (the ?Company?), having its principal offices at 500 Chesterfield Parkway, Malvern, Pennsylvania 19355, and U.S. BANK NATIONAL ASSOCIATION, a national banking association organized under the laws of the United States of

April 24, 2015 424B7

LIBERTY PROPERTY TRUST COMMON SHARES OF BENEFICIAL INTEREST

Prospectus Supplement No. 1 Filed Pursuant to Rule 424(b)(7) To Prospectus Dated April 17, 2015 Registration No. 333-203479 LIBERTY PROPERTY TRUST COMMON SHARES OF BENEFICIAL INTEREST This prospectus supplement supplements and amends the prospectus dated April 17, 2015, relating to the resale from time to time by certain selling shareholders of our common shares of beneficial interest that they ha

April 21, 2015 EX-99.1

Liberty Property Trust Announces First Quarter Results

Exhibit 99.1 News Release Inquiries: Jeanne Leonard, Liberty Property Trust, 610.648.1704 Liberty Property Trust Announces First Quarter Results ? Funds from Operations per share grew 21% ? Sale at Cambridge Biomedical Campus in Cambridge, UK, resulted in a $4.8 million gain ? Portfolio occupancy increased to 93.2% ? Same store operating income increased by 2.9% ? Amendment to lease for Comcast In

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