OPI is a national REIT focused on owning and leasing office properties primarily to single
tenants and those with high credit quality characteristics. As of December 31, 2022,
approximately 63% of OPI's revenues were from investment grade rated tenants. OPI owned
and leased 160 properties as of December 31, 2022, with 21.0 million square feet
located in 30 states and Washington, D.C. In 2021, OPI was named as an Energy Star® Partner
of the Year for the fifth consecutive year and Gold Level 2022 Green Lease Leader in 2022.
Office Properties Income Trust is included in 153 market indices and comprises more than 1% of the following
indices as of December 31, 2022: Invesco S&P SmallCap High Dividend Low Volatility ETF INAV Index (XSHDIV),
BI North America Office REIT Valuation Peers (BROFFRTV), Bloomberg Real Estate Investment Trust Mid Cap
Index (BBREMIDC), Invesco KBW Premium Yield Equity REIT ETF INAV Index (KBWYIV), Invesco S&P SmallCap
Low Volatility ETF INAV Index (XSLVIV), Invesco S&P SmallCap 600 Pure Value ETF INAV Index (RZVIV), Hoya
Capital High Dividend Yield Index (GTR) (RIET), Bloomberg Reit Office Property Index (BBREOFPY), and Invesco
S&P SmallCap Financials ETF INAV Index (PSCFIV).