Organization and Basis of Presentation (Tables)

9 Months Ended

Sep. 30, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Commercial Office Properties

As of September 30, 2026, we owned the following interests in properties in the New York metropolitan area, primarily in midtown Manhattan. Our investments located outside of Manhattan are referred to as the Suburban properties:


		Consolidated			Unconsolidated		Total
Location	Property Type	Number of Buildings		Approximate Square Feet (unaudited)	Number of Buildings	Approximate Square Feet (unaudited)	Number of Buildings	Approximate Square Feet (unaudited)	Weighted Average Leased Occupancy (1) (unaudited)
Commercial:
Manhattan	Office	16		9,748,552	10	13,868,633	26	23,617,185	94.7	%
	Retail	3	(2)	338,545	1	12,719	4	351,264	85.8	%
	Development/Redevelopment	5		1,220,951	—	—	5	1,220,951	N/A

		24		11,308,048	11	13,881,352	35	25,189,400	94.6	%
Suburban	Office	6		732,800	—	—	6	732,800	78.6	%



Total commercial properties		30		12,040,848	11	13,881,352	41	25,922,200	94.1	%
Residential:
Manhattan	Residential	1	(2)	222,855	1	221,884	2	444,739	99.6	%

Total core portfolio		31		12,263,703	12	14,103,236	43	26,366,939	94.2	%

	Alternative Strategy Portfolio	—		—	4	2,492,157	4	2,492,157	54.8	%

(1)The weighted average leased occupancy for commercial properties represents the total leased square feet divided by the total square footage at acquisition. The weighted average leased occupancy for residential properties represents the total leased units divided by the total available units. Properties under construction are not included in the calculation of weighted average leased occupancy.

(2)As of September 30, 2026, we consolidated a building at 315 West 33rd Street that was comprised of approximately 222,855 square feet (unaudited) of residential space and approximately 270,132 square feet (unaudited) of retail space. For the purpose of this report, we have included this building in the number of residential properties we own. We have included only the residential square footage in total residential square footage, and have included the retail square footage in total retail square footage.