v3.26.1
Real Estate Properties (Tables)
 12 Months Ended
Dec. 31, 2025
Real Estate [Abstract]  
Schedule of Disposal Groups
Date of SaleNumber of Properties LocationRentable Square Feet
Gross
 Sales Price (1)
Gain (Loss) on Sale of Real Estate
Loss on Impairment of Real Estate
February 20251
Parsippany, NJ
100,000 $5,750 $(4,641)$— 
February 20252Santa Clara, CA149,000 21,150 42 — 
July 20251Detroit, MI56,000 2,150 27 (2,048)
December 20252Tempe, AZ101,000 11,038 5,488 — 
6406,000 $40,088 $916 $(2,048)
(1)Gross sales price is the gross contract price, excluding closing costs.
Date of SaleNumber of Properties LocationRentable Square Feet
Gross
 Sales Price (1)
Gain (Loss) on Sale of Real EstateLoss on Impairment of Real Estate
March 20241
Chicago, IL
248,000 $38,500 $(2,448)$— 
July 20241Malden, MA126,000 7,800 (10)(13,973)
August 20243Indianapolis, IN434,000 10,100 729 (50,851)
September 20241Atlanta, GA126,000 17,610 8,690 — 
September 20241San Jose, CA64,000 10,800 (954)(819)
November 20241Colorado Springs, CO156,000 26,164 12,962 — 
November 20241Rocklin, CA19,000 2,627 1,084 — 
November 20243Lakewood, CO213,000 8,100 (9,132)— 
December 20245Atlanta, GA379,000 18,100 79 (21,937)
December 20241Florence, KY168,000 3,250 (6,966)— 
December 20241Sacramento, CA338,000 21,000 (6,502)(33,902)
December 20241Reston, VA131,000 7,200 (869)(18,540)
December 20241Kansas City, MO87,000 8,000 32 (4,370)
December 20241Westford, MA175,000 5,100 (6,481)(3,554)
December 20242Provo, UT125,000 15,000 2,376 — 
242,789,000 $199,351 $(7,410)$(147,946)
(1)Gross sales price is the gross contract price, excluding closing costs.
Schedule of Joint Ventures
As of December 31, 2025 and 2024, our investment in our unconsolidated joint venture consisted of the following:
OPI OwnershipOPI Carrying Value of Investments at December 31, Number of PropertiesLocationRentable Square Feet
Joint Venture20252024
Prosperity Metro Plaza51%$16,965 $17,370 2Fairfax, VA346
The following table provides a summary of the mortgage debt of our unconsolidated joint venture as of December 31, 2025 and 2024:
Principal Balance at December 31,
Joint Venture
 Interest Rate (1)
Maturity Date
2025 (2)
2024 (2)
Prosperity Metro Plaza4.09%12/1/2029$49,106 $50,000 
(1)Includes the effect of mark to market purchase accounting.
(2)Reflects the entire balance of the debt secured by the properties and is not adjusted to reflect the interest in the joint venture we did not own. None of the debt is recourse to us.