 CHICAGO--BUSINESS WIRE--Equity Commonwealth NYSE: EQC announced today that its Board of Trustees declared a dividend on the companys Series D Preferred Shares. A quarterly dividend of 0.40625 per Series D Preferred Share will be paid on February 16, 2021 to shareholders of record on January 28, 2021 for the period from November 15, 2020 through February 14, 2021. About Equity Commonwealth Equity Commonwealth NYSE: EQC is a Chicago based, internally managed and self-advised real estate i 