OFFICE PROPERTIES INCOME TRUST 10-K

Item 2. Properties As of December 31, 2025, our wholly owned properties were comprised of 122 properties located in 29 states and the District of Columbia containing approximately 17.1 million rentable square feet and we had a noncontrolling ownership interest of 51% in an unconsolidated joint venture that owned two properties totaling approximately 0.3 million rentable square feet. The following table provides certain information about our wholly owned properties as of December 31, 2025 (dollars in thousands): State Number of Properties Undepreciated Carrying Value (1) Depreciated Carrying Value (1) Annualized Rental Income Alabama 3 $ 27,169 $ 19,587 $ 4,367 Arizona 2 19,873 14,825 2,516 California 17 314,029 243,585 44,143 Colorado 2 21,591 19,310 3,074 District of Columbia 7 766,691 614,967 31,078 Florida 3 77,101 57,138 9,617 Georgia 5 305,336 247,784 42,113 Idaho 3 34,156 23,772 4,495 Illinois 3 378,989 320,496 42,287 Indiana 2 17,893 15,230 5,950 Iowa 1 10,646 9,094 3,283 Maryland 12 242,197 186,480 26,492 Massachusetts 5 98,079 77,920 4,950 Michigan 1 8,487 7,487 1,721 Minnesota 1 11,204 6,891 1,312 Mississippi 1 28,232 19,224 4,179 Missouri 2 73,619 55,307 15,657 Nebraska 2 26,560 23,698 3,213 New Jersey 2 41,799 35,215 6,043 New York 2 11,816 8,281 2,067 North Carolina 2 24,985 19,547 6,617 Ohio 1 1,511 1,217 525 Pennsylvania 1 35,352 29,856 — South Carolina 2 31,467 28,017 3,789 Texas 15 261,087 211,402 39,383 Utah 1 72,357 59,953 9,421 Vermont 1 9,347 5,941 1,178 Virginia 17 452,567 360,154 55,074 Washington 5 257,488 216,897 11,452 Wyoming 1 15,067 7,877 2,589 Total 122 $ 3,676,695 $ 2,947,152 $ 388,585 (1) Excludes purchase price allocations assigned to real estate intangibles. As of December 31, 2025, our 122 properties secure an aggregate $1.9 billion of debt as detailed in the following table: Secured Properties Number of First-Lien Properties Undepreciated Carrying Value Principal Balance Mortgage notes 7 $ 231,245 $ 177,320 Amended and restated credit agreement 19 807,624 425,000 Senior secured notes due March 2027 35 1,062,393 417,994 Senior secured notes due March 2029 17 525,130 300,000 Senior secured notes due September 2029 19 546,495 609,999 Secured debtor-in-possession term loan 25 503,808 10,225 Total 122 $ 3,676,695 $ 1,940,538 In addition, as of December 31, 2025, the two properties owned by our unconsolidated joint venture in which we owned a 51% interest secured a mortgage totaling $49.1 million. 28 Table of Contents For more information regarding our secured debt and our unconsolidated joint venture, see Notes 1, 4 and 9 to the Notes to Consolidated Financial Statements included in Part IV, Item 15 of this Annual Report on Form 10-K.