<SEC-DOCUMENT>0001104659-22-100909-index.html : 20220916 <SEC-HEADER>0001104659-22-100909.hdr.sgml : 20220916 <ACCEPTANCE-DATETIME>20220916175334 ACCESSION NUMBER: 0001104659-22-100909 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220914 FILED AS OF DATE: 20220916 DATE AS OF CHANGE: 20220916 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SIEDEL RICHARD W. JR. CENTRAL INDEX KEY: 0001661082 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-15319 FILM NUMBER: 221248954 MAIL ADDRESS: STREET 1: C/O THE RMR GROUP LLC STREET 2: TWO NEWTON PL., 255 WASH. ST., STE. 300 CITY: NEWTON STATE: MA ZIP: 02458 FORMER NAME: FORMER CONFORMED NAME: Siedel Richard W JR DATE OF NAME CHANGE: 20151215 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: DIVERSIFIED HEALTHCARE TRUST CENTRAL INDEX KEY: 0001075415 STANDARD INDUSTRIAL CLASSIFICATION: REAL ESTATE INVESTMENT TRUSTS [6798] IRS NUMBER: 043445278 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: C/O THE RMR GROUP STREET 2: TWO NEWTON PL., 255 WASH. ST., STE. 300 CITY: NEWTON STATE: MA ZIP: 02458 BUSINESS PHONE: (617) 796-8350 MAIL ADDRESS: STREET 1: C/O THE RMR GROUP STREET 2: TWO NEWTON PL., 255 WASH. ST., STE. 300 CITY: NEWTON STATE: MA ZIP: 02458 FORMER COMPANY: FORMER CONFORMED NAME: SENIOR HOUSING PROPERTIES TRUST DATE OF NAME CHANGE: 19981217 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>tm2225663-1_4seq1.xml <DESCRIPTION>OWNERSHIP DOCUMENT <TEXT> Document 1 - file: tm2225663-1_4seq1.html
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