NASDAQ:DHC PRICE: +0.14 3.83 YIELD: % +3.79% Volume: 868,445 October 20, 2021

Cautionary Language

The information appearing on DHC ’s website includes statements which constitute forward looking statements. These forward looking statements are based upon DHC ’s present intents, beliefs or expectations, but forward looking statements are not guaranteed to occur and may not occur. DHC ’s actual results may differ materially from those contained in DHC ’s forward looking statements. The information contained in DHC ’s filings with the Securities and Exchange Commission, including under “Risk Factors" and “Warnings Concerning Forward Looking Statements” in DHC ’s periodic reports and other filings, identifies important factors that could cause DHC ’s actual results to differ materially from those stated in DHC ’s forward looking statements. DHC ’s filings with the SEC are available on the SEC’s website at www.sec.gov and are also accessible on DHC ’s website at the following link: SEC Filings. You should not place undue reliance upon forward looking statements.

The documents provided in this archived section are provided for historical purposes only. The information contained in each document is accurate only as of the date each document was originally issued or such earlier date stated in those documents. Diversified Healthcare Trust does not undertake any obligation to update any information contained in these documents. For current information about the company, please refer to our most recent public SEC Filings.

Cautionary Language

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Diversified Healthcare Trust is one of the leading owners of real estate located throughout the United States focused on healthcare and life sciences. DHC seeks to acquire and own properties that take strategic advantage of demographic trends, investments in biological breakthroughs and the development and implementation of medical services and technologies to provide shareholders with strong risk-adjusted returns. As of September 30, 2019, DHC owns approximately a $8.6 billion investment portfolio consisting of 436 properties in 41 states and Washington, D.C.

DHC became a publicly traded REIT in 1999. The company has been investment grade rated since 2001 and is included in a number of financial indices, including the S&P 400 MidCap Index, the Russell 1000® Index, the MSCI US REIT Index, the FTSE EPRA/NAREIT United States Index and the S&P REIT Composite Index.