Senior Housing Properties Trust Contracts & Agreements

Pledge Amendment, dated as of September 26, 2023, by the Company and certain subsidiaries of the Company party thereto (Filed With SEC on November 1, 2023)

Release of Certain Guarantors, dated as of October 12, 2023, related to 9.750% Senior Notes due 2025, among the Company, certain subsidiaries of the Company named therein and U.S.... (Filed With SEC on November 1, 2023)

Release of Certain Guarantors, dated as of October 12, 2023, related to 4.375% Senior Notes due 2031, among the Company, certain subsidiaries of the Company named therein and U.S.... (Filed With SEC on November 1, 2023)

Form of Share Award Agreement (Filed With SEC on November 1, 2023)

Form of Indemnification Agreement (Filed With SEC on November 1, 2023)

Termination Agreement, dated as of September 1, 2023, by and between Office Properties Income Trust and Diversified Healthcare Trust (Filed With SEC on September 1, 2023)

Agreement and Plan of Merger, dated as of April 11, 2023, by and among Office Properties Income Trust and Diversified Healthcare Trust (Filed With SEC on April 12, 2023)

Supplemental Indenture, dated as of November 22, 2022, among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank Trust Company, National... (Filed With SEC on March 1, 2023)

Supplemental Indenture, dated as of September 9, 2022, among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank Trust Company, National... (Filed With SEC on November 2, 2022)

Form of Share Award Agreement (Filed With SEC on November 2, 2022)

Diversified Healthcare Trust Amended and Restated 2012 Equity Compensation Plan (Filed With SEC on June 6, 2022)

Summary of Trustee Compensation (Filed With SEC on June 6, 2022)

Form of Indemnification Agreement (Filed With SEC on May 3, 2022)

Release of Certain Guarantors, dated as of January 28, 2022, related to 9.750% Senior Notes due 2025, among the Company, certain subsidiaries of the Company named therein and U.S.... (Filed With SEC on February 24, 2022)

Release of Certain Guarantors, dated as of January 28, 2022, related to 4.375% Senior Notes due 2031, among the Company, certain subsidiaries of the Company named therein and U.S.... (Filed With SEC on February 24, 2022)

First Amendment to Second Amended and Restated Business Management Agreement, effective as of August 1, 2021, between the Company and RMR LLC (Filed With SEC on November 3, 2021)

Amended and Restated Master Management Agreement, dated as of June 9, 2021, among the Company and certain of its subsidiaries, and Five Star and certain of its subsidiaries (Filed With SEC on June 9, 2021)

Amended and Restated Guaranty Agreement, dated as of June 9, 2021, by Five Star for the benefit of certain subsidiaries of the Company (Filed With SEC on June 9, 2021)

Third Amended and Restated Property Management Agreement, dated as of June 9, 2021, between the Company and RMR LLC (Filed With SEC on June 9, 2021)

Summary of Trustee Compensation (Filed With SEC on June 4, 2021)

Supplemental Indenture, dated as of March 5, 2021, among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank, National Association, related... (Filed With SEC on May 5, 2021)

Pledged Interest Release Request Letter, dated as of March 4, 2021, between the Company and Wells Fargo Bank, National Association (Filed With SEC on May 5, 2021)

Release of Certain Guarantors, dated as of March 5, 2021, among the Company, certain subsidiaries of the Company named therein and U.S. Bank, National Association (Filed With SEC on May 5, 2021)

Fourth Supplemental Indenture, dated as of February 8, 2021, among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank, National... (Filed With SEC on February 25, 2021)

Description of Securities (Filed With SEC on February 25, 2021)

Pledge Amendment, dated as of February 12, 2021, by the Company and certain subsidiaries of the Company party thereto (Filed With SEC on February 25, 2021)

Underwriting Agreement, dated as of February 3, 2021, among the Company, certain subsidiaries of the Company named therein as guarantors and the underwriters named therein,... (Filed With SEC on February 5, 2021)

Form of Fourth Supplemental Indenture among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank National Association, including the form of... (Filed With SEC on February 5, 2021)

Form of Share Award Agreement (Filed With SEC on November 5, 2020)

Form of Indemnification Agreement (Filed With SEC on August 6, 2020)

Third Supplemental Indenture, dated June 2, 2020, among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank National Association, including... (Filed With SEC on June 5, 2020)

Underwriting Agreement, dated as of May 28, 2020, among the Company, certain subsidiaries of the Company named therein as guarantors and the underwriters named therein, pertaining... (Filed With SEC on June 1, 2020)

Form of Third Supplemental Indenture among the Company, certain subsidiaries of the Company named therein as guarantors and U.S. Bank National Association, including the form of... (Filed With SEC on June 1, 2020)

Summary of Trustee Compensation (Filed With SEC on May 20, 2020)

Description of Securities (Filed With SEC on March 2, 2020)

Omnibus Agreement, dated as of January 1, 2020, among Five Star Senior Living Inc., FVE Managers, Inc. and certain subsidiaries of the Company (Filed With SEC on March 2, 2020)

Guaranty Agreement, dated as of January 1, 2020, by Five Star Senior Living Inc. for the benefit of certain subsidiaries of the Company (Filed With SEC on March 2, 2020)

Form of Common Share Certificate (Filed With SEC on January 2, 2020)

Eighteenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 1), dated as of May 22, 2019, effective as of April 1, 2019, among certain subsidiaries of the... (Filed With SEC on November 7, 2019)

Partial Termination of and Nineteenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 1), dated as of September 17, 2019, among certain subsidiaries of the... (Filed With SEC on November 7, 2019)

Thirteenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 2), dated as of May 22, 2019, effective as of April 1, 2019, among certain subsidiaries of the... (Filed With SEC on November 7, 2019)

Partial Termination of and Fourteenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 2), dated as of September 17, 2019, among certain subsidiaries of the... (Filed With SEC on November 7, 2019)

Partial Termination of and Seventh Amendment to Amended and Restated Master Lease Agreement (Lease No. 4), dated as of September 17, 2019, among certain subsidiaries of the... (Filed With SEC on November 7, 2019)

Partial Termination of and Seventeenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 1), dated as of May 1, 2019, among certain subsidiaries of the Company,... (Filed With SEC on August 8, 2019)

Partial Termination of and Twelfth Amendment to Amended and Restated Master Lease Agreement (Lease No. 2), dated as of May 1, 2019, among certain subsidiaries of the Company, as... (Filed With SEC on August 8, 2019)

Summary of Trustee Compensation (Filed With SEC on May 23, 2019)

Credit Agreement, dated as of April 1, 2019, among the Company, Five Star Senior Living Inc. and the guarantors party thereto (Filed With SEC on April 5, 2019)

Transaction Agreement, dated as of April 1, 2019, between the Company and Five Star Senior Living Inc (Filed With SEC on April 5, 2019)

Form of Indemnification Agreement (Filed With SEC on August 7, 2018)

Eleventh Amendment to Amended and Restated Master Lease Agreement (Lease No. 2), dated as of July 31, 2018, among certain subsidiaries of the Company, as Landlord, and certain... (Filed With SEC on August 7, 2018)

Partial Termination of and Sixteenth Amendment to Amended and Restated Master Lease Agreement (Lease No. 1), dated as of June 1, 2018, among certain subsidiaries of the Company,... (Filed With SEC on August 7, 2018)

Summary of Trustee Compensation (Filed With SEC on May 29, 2018)

First Amendment to Transaction Agreement, dated as of March 29, 2018, between the Company and Five Star Senior Living Inc (Filed With SEC on May 10, 2018)

Representative form of Indemnification Agreement (Filed With SEC on May 10, 2018)

Second Supplemental Indenture, dated as of February 12, 2018, between the Company and U.S. Bank National Association, related to 4.75% Senior Notes due 2028, including form thereof (Filed With SEC on February 27, 2018)

Sixth Amendment to Amended and Restated Master Lease Agreement (Lease No. 4), dated as of January 1, 2018, among certain subsidiaries of the Company, as Landlord, and certain... (Filed With SEC on February 27, 2018)

Underwriting Agreement, dated as of February 8, 2018, between the Company and the underwriters named therein, pertaining to $500,000,000 in aggregate principal amount of the... (Filed With SEC on February 12, 2018)

Form of Second Supplemental Indenture between the Company and U.S. Bank National Association, including the form of the Companys 4.750% Senior Notes due 2028 (Filed With SEC on February 12, 2018)

Third Amendment to $350 Million Term Loan Agreement, dated as of September 20, 2017, among the Company, Wells Fargo Bank, National Association, as Administrative Agent, and each... (Filed With SEC on November 9, 2017)

Transaction Agreement, dated as of November 8, 2017, between the Company and Five Star Senior Living Inc (Filed With SEC on November 9, 2017)

First Amendment to Pooling Agreements Nos. 1 through 11, dated as of November 8, 2017, by and among FVE Managers, Inc. and the other parties listed on the signature pages thereto (Filed With SEC on November 9, 2017)

TENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on August 3, 2017)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 22, 2017)

JOINDER AND FIRST AMENDMENT TO MASTER LEASE AGREEMENT (LEASE NO. 5) (Filed With SEC on February 27, 2017)

SENIOR HOUSING PROPERTIES TRUST Share Award Agreement (Filed With SEC on November 4, 2016)

PARTIAL TERMINATION OF AND NINTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on November 4, 2016)

CONSENT AGREEMENT (Filed With SEC on October 6, 2016)

TRANSACTION AGREEMENT by and among FIVE STAR QUALITY CARE, INC. and SENIOR HOUSING PROPERTIES TRUST JUNE 29, 2016 (Filed With SEC on July 1, 2016)

PURCHASE AND SALE AGREEMENT BY AND AMONG SENIOR HOUSING PROPERTIES TRUST, AS PURCHASER, and FIVE STAR QUALITY CARE - OBX OWNER, LLC, FIVE STAR QUALITY CARE OBX OPERATOR, LLC,... (Filed With SEC on July 1, 2016)

MASTER LEASE AGREEMENT (LEASE NO. 5), dated as of June 29, 2016, by and between SNH/LTA PROPERTIES TRUST, AS LANDLORD, AND FIVE STAR QUALITY CARE TRUST, AS TENANT (Filed With SEC on July 1, 2016)

GUARANTY AGREEMENT (LEASE NO. 5) (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 1 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 2 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 3 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 4 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 5 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 6 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 7 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 8 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 9 (Filed With SEC on July 1, 2016)

POOLING AGREEMENT No. 10 (Filed With SEC on July 1, 2016)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 20, 2016)

FORM OF INDEMNIFICATION AGREEMENT (Filed With SEC on February 24, 2016)

PARTIAL TERMINATION OF AND FIFTEENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on February 24, 2016)

SENIOR HOUSING PROPERTIES TRUST TO U.S. BANK NATIONAL ASSOCIATION Indenture Dated as of February 18, 2016 Senior Debt Securities (Filed With SEC on February 18, 2016)

FIRST SUPPLEMENTAL INDENTURE between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION Dated as of February 18, 2016 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on February 18, 2016)

SENIOR HOUSING PROPERTIES TRUST $250,000,000 Aggregate Principal Amount 6.25% Senior Notes Due 2046 UNDERWRITING AGREEMENT (Filed With SEC on February 12, 2016)

FIRST SUPPLEMENTAL INDENTURE between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION Dated as of February 18, 2016 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on February 12, 2016)

SENIOR HOUSING PROPERTIES TRUST 2003 INCENTIVE SHARE AWARD PLAN AMENDMENT NO. 1 (Filed With SEC on November 4, 2015)

SENIOR HOUSING PROPERTIES TRUST 2012 EQUITY COMPENSATION PLAN AMENDMENT NO. 1 (Filed With SEC on November 4, 2015)

SENIOR HOUSING PROPERTIES TRUST Restricted Share Agreement (Filed With SEC on November 4, 2015)

FORM OF INDEMNIFICATION AGREEMENT (Filed With SEC on November 4, 2015)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on November 4, 2015)

PARTIAL TERMINATION OF AND FOURTEENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on November 4, 2015)

PARTIAL TERMINATION OF AND EIGHTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on August 6, 2015)

TRANSACTION AGREEMENT BY AND AMONG REIT MANAGEMENT & RESEARCH LLC, REIT MANAGEMENT & RESEARCH TRUST, REIT MANAGEMENT & RESEARCH INC. AND SENIOR HOUSING PROPERTIES TRUST Dated as... (Filed With SEC on June 8, 2015)

SECOND AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on June 8, 2015)

SECOND AMENDED AND RESTATED PROPERTY MANAGEMENT AGREEMENT (Filed With SEC on June 8, 2015)

REGISTRATION RIGHTS AND LOCK-UP AGREEMENT BY AND AMONG SENIOR HOUSING PROPERTIES TRUST, REIT MANAGEMENT & RESEARCH TRUST, BARRY M. PORTNOY AND ADAM D. PORTNOY Dated as of June 5,... (Filed With SEC on June 8, 2015)

REGISTRATION RIGHTS AGREEMENT BY AND BETWEEN REIT MANAGEMENT & RESEARCH INC. AND SENIOR HOUSING PROPERTIES TRUST Dated as of June 5, 2015 (Filed With SEC on June 8, 2015)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 26, 2015)

FIRST AMENDMENT TO PURCHASE AND SALE AGREEMENT AND JOINT ESCROW INSTRUCTIONS (Filed With SEC on May 6, 2015)

PARTIAL TERMINATION OF AND THIRTEENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on May 6, 2015)

AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on February 27, 2015)

SENIOR HOUSING PROPERTIES TRUST 27,000,000 Common Shares of Beneficial Interest (par value $.01 per share) UNDERWRITING AGREEMENT February 4, 2015 (Filed With SEC on February 5, 2015)

PARTIAL TERMINATION OF AND TWELFTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on February 3, 2015)

ACCESSION AGREEMENT (Filed With SEC on February 3, 2015)

PURCHASE AND SALE AGREEMENT AND JOINT ESCROW INSTRUCTIONS by and among SELLERS (being CNL Lifestyle Properties, Inc. and certain of its subsidiaries, as hereinafter identified),... (Filed With SEC on December 24, 2014)

PARTIAL TERMINATION OF AND ELEVENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on November 3, 2014)

SECOND AMENDMENT TO CREDIT AGREEMENT (Filed With SEC on August 4, 2014)

VILLA VALENCIA AGREEMENT (Filed With SEC on July 11, 2014)

FIFTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 4) (Filed With SEC on July 11, 2014)

AMENDMENT TO AL MANAGEMENT AGREEMENTS (Filed With SEC on July 11, 2014)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on June 6, 2014)

FIRST AMENDMENT TO AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on May 12, 2014)

THIRD AMENDMENT TO AMENDED AND RESTATED PROPERTY MANAGEMENT AGREEMENT (Filed With SEC on May 12, 2014)

SUPPLEMENTAL INDENTURE NO. 8 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of April 28, 2014 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on May 5, 2014)

SUPPLEMENTAL INDENTURE NO. 9 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of April 28, 2014 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on May 5, 2014)

POOLING AGREEMENT No. 3 (Filed With SEC on May 5, 2014)

SENIOR HOUSING PROPERTIES TRUST $400,000,000 Aggregate Principal Amount 3.25% Senior Notes Due 2019 $250,000,000 Aggregate Principal Amount 4.75% Senior Notes Due 2024... (Filed With SEC on April 25, 2014)

SUPPLEMENTAL INDENTURE NO. 8 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of April 28, 2014 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on April 25, 2014)

SUPPLEMENTAL INDENTURE NO. 9 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of April 28, 2014 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on April 25, 2014)

SENIOR HOUSING PROPERTIES TRUST 13,500,000 Common Shares of Beneficial Interest (par value $.01 per share) UNDERWRITING AGREEMENT (Filed With SEC on April 18, 2014)

PARTIAL TERMINATION OF AND TENTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on March 3, 2014)

REAL ESTATE PURCHASE AND SALE AGREEMENT BETWEEN FIFTY NORTHERN AVENUE LLC AND ELEVEN FAN PIER BOULEVARD LLC, AS SELLER, AND SENIOR HOUSING PROPERTIES TRUST, AS PURCHASER,... (Filed With SEC on February 14, 2014)

AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on December 26, 2013)

PARTIAL TERMINATION OF AND NINTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on October 30, 2013)

SENIOR HOUSING PROPERTIES TRUST RESTRICTED SHARE AGREEMENT (Filed With SEC on October 30, 2013)

ACCESSION AGREEMENT (Filed With SEC on October 30, 2013)

Overview of Restructuring of Business Management Agreement with Reit Management & Research LLC (RMR) (Filed With SEC on September 26, 2013)

PARTIAL TERMINATION OF AND SIXTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on September 24, 2013)

FIRST AMENDMENT TO CREDIT AGREEMENT (Filed With SEC on September 9, 2013)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 15, 2013)

SENIOR HOUSING PROPERTIES TRUST 10,000,000 Common Shares of Beneficial Interest (par value $0.01 per share) UNDERWRITING AGREEMENT (Filed With SEC on January 24, 2013)

ACCESSION AGREEMENT (Filed With SEC on January 22, 2013)

AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on December 11, 2012)

SECOND AMENDMENT TO AMENDED AND RESTATED PROPERTY MANAGEMENT AGREEMENT (Filed With SEC on December 11, 2012)

SENIOR HOUSING PROPERTIES TRUST RESTRICTED SHARE AGREEMENT (Filed With SEC on October 30, 2012)

AMENDED AND RESTATED POOLING AGREEMENT No. 1 (Filed With SEC on October 30, 2012)

POOLING AGREEMENT No. 2 (Filed With SEC on October 30, 2012)

AMENDMENT NO. 2 TO MASTER CREDIT FACILITY AGREEMENT (Filed With SEC on October 30, 2012)

EIGHTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 1) (Filed With SEC on October 30, 2012)

FIFTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on October 30, 2012)

FOURTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 4) (Filed With SEC on October 30, 2012)

PARTIAL TERMINATION OF AND AMENDMENT NO. 2 TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (Filed With SEC on October 30, 2012)

ACCESSION AGREEMENT (Filed With SEC on August 1, 2012)

AMENDED AND RESTATED SHAREHOLDERS AGREEMENT by and among AFFILIATES INSURANCE COMPANY, FIVE STAR QUALITY CARE, INC., HOSPITALITY PROPERTIES TRUST, COMMONWEALTH REIT, SENIOR... (Filed With SEC on August 1, 2012)

SENIOR HOUSING PROPERTIES TRUST $350,000,000 Aggregate Principal Amount 5.625% Senior Notes Due 2042 UNDERWRITING AGREEMENT (Filed With SEC on July 19, 2012)

SUPPLEMENTAL INDENTURE NO. 7 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of July 20, 2012 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on July 19, 2012)

SENIOR HOUSING PROPERTIES TRUST 12,000,000 Common Shares of Beneficial Interest (par value $0.01 per share) UNDERWRITING AGREEMENT (Filed With SEC on July 11, 2012)

SENIOR HOUSING PROPERTIES TRUST 2012 EQUITY COMPENSATION PLAN (Filed With SEC on May 23, 2012)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 23, 2012)

FORM OF INDEMNIFICATION AGREEMENT (Filed With SEC on May 23, 2012)

INDEMNIFICATION AGREEMENT (Filed With SEC on May 1, 2012)

SUPPLEMENTAL INDENTURE NO. 6 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of December 8, 2011 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on February 17, 2012)

ACCESSION AGREEMENT (Filed With SEC on February 17, 2012)

ACCESSION AGREEMENT (Filed With SEC on December 21, 2011)

SENIOR HOUSING PROPERTIES TRUST $300,000,000 Aggregate Principal Amount 6.75% Senior Notes Due 2021 UNDERWRITING AGREEMENT (Filed With SEC on December 6, 2011)

SUPPLEMENTAL INDENTURE NO. 6 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of December 8, 2011 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on December 6, 2011)

ACCESSION AGREEMENT (Filed With SEC on December 5, 2011)

AMENDMENT TO AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on December 5, 2011)

AMENDED AND RESTATED BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on October 28, 2011)

SENIOR HOUSING PROPERTIES TRUST 8,000,000 Common Shares of Beneficial Interest (par value $0.01 per share) UNDERWRITING AGREEMENT (Filed With SEC on October 13, 2011)

FIRST AMENDMENT TO PURCHASE AGREEMENT (Filed With SEC on October 12, 2011)

SECOND AMENDMENT TO PURCHASE AGREEMENT (Filed With SEC on October 12, 2011)

PURCHASE AGREEMENT by and among CC-BOCA, INC., CR CHEVY CHASE PARTNERSHIP, CC-DALLAS, INC., HBC ASSOCIATES, LLC, CC-PLANTATION, INC., CC-POMPANO, INC., CC-RENO, INC., CR TEANECK... (Filed With SEC on September 1, 2011)

FOURTH AMENDMENT TO AMENDED AND RESTATED MASTER LEASE AGREEMENT (LEASE NO. 2) (Filed With SEC on July 28, 2011)

SENIOR HOUSING PROPERTIES TRUST 10,000,000 Common Shares of Beneficial Interest (par value $0.01 per share) UNDERWRITING AGREEMENT (Filed With SEC on June 29, 2011)

SENIOR HOUSING PROPERTIES TRUST Summary of Trustee Compensation (Filed With SEC on May 17, 2011)

MANAGEMENT AGREEMENT FOR HOME PLACE OF BURLINGTON BURLINGTON, NORTH CAROLINA MAY 12, 2011 (Filed With SEC on May 13, 2011)

POOLING AGREEMENT (Filed With SEC on May 13, 2011)

$80,000,000 BRIDGE LOAN AGREEMENT Dated as of May 12, 2011 among FIVE STAR QUALITY CARE, INC., MORNINGSIDE HOLDINGS OF CONCORD, LLC, MORNINGSIDE OF CONCORD, LLC, MORNINGSIDE... (Filed With SEC on May 13, 2011)

SUPPLEMENTAL INDENTURE NO. 5 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of January 13, 2011 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on February 24, 2011)

SECOND AMENDMENT TO BUSINESS MANAGEMENT AGREEMENT (Filed With SEC on February 24, 2011)

FIRST AMENDMENT TO AMENDED AND RESTATED PROPERTY MANAGEMENT AGREEMENT (Filed With SEC on February 24, 2011)

SENIOR HOUSING PROPERTIES TRUST $250,000,000 Aggregate Principal Amount 4.30% Senior Notes Due 2016 UNDERWRITING AGREEMENT (Filed With SEC on January 11, 2011)

SUPPLEMENTAL INDENTURE NO. 5 by and between SENIOR HOUSING PROPERTIES TRUST and U.S. BANK NATIONAL ASSOCIATION As of January 13, 2011 SUPPLEMENTAL TO THE INDENTURE DATED AS OF... (Filed With SEC on January 11, 2011)

SENIOR HOUSING PROPERTIES TRUST (Filed With SEC on December 10, 2010)

SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (Filed With SEC on December 8, 2010)