DIVERSIFIED HEALTHCARE TRUST

Regulatory Filings • May 3, 2005

8-K 1 snh8k_may03.htm Created by EDGAR Ease Plus (EDGAR Ease+) Project: O:\Edgar\SNH\8K\2005\2005-05-03\snh8k_may03.eep Control Number: Rev Number: 1 Client Name: Senior Housing Properties Trust Project Name: 8K - May 3, 2005 Firm Name: 8K MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Default"

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549

MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project"

FORM 8-K

MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project"

CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

MARKER FORMAT-SHEET="Para Large Indent" FSL="Default"

Date of Report (Date of earliest event reported): May 3, 2005

MARKER FORMAT-SHEET="Head Major Center Bold" FSL="Default"

SENIOR HOUSING PROPERTIES TRUST

Maryland (State of organization) 001-15319 (Commission file number) 04-3445278 (I.R.S. Employer Identification Number)

MARKER FORMAT-SHEET="Head Minor Center Bold" FSL="Default"

400 Centre Street, Newton, Massachusetts 02458

MARKER FORMAT-SHEET="Head Minor Center Bold" FSL="Default"

617-796-8350

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions.

MARKER FORMAT-SHEET="Para Hang" FSL="Default"

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

MARKER FORMAT-SHEET="Para Hang" FSL="Default"

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

MARKER FORMAT-SHEET="Para Hang" FSL="Default"

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

MARKER FORMAT-SHEET="Para Hang" FSL="Default"

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

MARKER FORMAT-SHEET="Head Left Bold" FSL="Workstation"

Item 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

On May 3, 2005, Senior Housing Properties Trust, or the Company, issued a press release setting forth the Company’s results of operations and financial condition for the quarter ended March 31, 2005 and also provided certain supplemental operating and financial data for the quarter ended March 31, 2005. Copies of the Company’s press release and supplemental operating and financial data are furnished as Exhibits 99.1 and 99.2 hereto, respectively.

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

Item 9.01. FINANCIAL STATEMENTS AND EXHIBITS .

MARKER FORMAT-SHEET="Para (List) Flush" FSL="Default"

(c) Exhibits.

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

The Company hereby furnishes the following exhibits:

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

99.1 Press release dated May 3, 2005.

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

99.2 First Quarter 2005 Supplemental Operating and Financial Data.

MARKER FORMAT-SHEET="Head Minor Center Bold" FSL="Default"

SIGNATURES

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

SENIOR HOUSING PROPERTIES TRUST By: /s/ John R. Hoadley Name: John R. Hoadley Title: Treasurer and Chief Financial Officer

MARKER FORMAT-SHEET="Para Flush" FSL="Default"

Date: May 3, 2005