<SEC-DOCUMENT>0000803649-23-000050-index.html : 20230519 <SEC-HEADER>0000803649-23-000050.hdr.sgml : 20230519 <ACCEPTANCE-DATETIME>20230519161934 ACCESSION NUMBER: 0000803649-23-000050 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20230519 DATE AS OF CHANGE: 20230519 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Equity Commonwealth CENTRAL INDEX KEY: 0000803649 STANDARD INDUSTRIAL CLASSIFICATION: REAL ESTATE INVESTMENT TRUSTS [6798] IRS NUMBER: 046558834 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-09317 FILM NUMBER: 23940365 BUSINESS ADDRESS: STREET 1: TWO NORTH RIVERSIDE PLAZA STREET 2: SUITE 2100 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 312.646.2800 MAIL ADDRESS: STREET 1: TWO NORTH RIVERSIDE PLAZA STREET 2: SUITE 2100 CITY: CHICAGO STATE: IL ZIP: 60606 FORMER COMPANY: FORMER CONFORMED NAME: CommonWealth REIT DATE OF NAME CHANGE: 20100702 FORMER COMPANY: FORMER CONFORMED NAME: HRPT PROPERTIES TRUST DATE OF NAME CHANGE: 19980701 FORMER COMPANY: FORMER CONFORMED NAME: HEALTH & RETIREMENT PROPERTIES TRUST DATE OF NAME CHANGE: 19940811 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>a2023additionalproxysolici.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: a2023additionalproxysolici.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>image_0a.jpg <TEXT> Document 2 - file: image_0a.jpg
</DOCUMENT> </SEC-DOCUMENT>