SL Green Realty Corp. is a self-managed real estate investment trust (REIT) that trades on the NYSE under the ticker SLG, and is headquartered in New York City. The company specializes in the ownership and operation of properties in the Manhattan area. As of September 30, 2025, SL Green held interests in 53 buildings totaling 30.7 million square feet. The company’s Manhattan office portfolio comprises both wholly owned and joint venture assets, with a combined total of 23.3 million square feet. Recent investment activity includes the acquisition of Park Avenue Tower for $730 million and the purchase of 346 Madison Avenue and an adjacent site for $160 million, both located in Manhattan. SL Green also completed the sale of a 5% interest in One Vanderbilt Avenue to Mori Building Co., Ltd., retaining a 55% stake in the property. The company’s leasing activity remains robust, with 657,942 square feet of office leases signed in Manhattan during the third quarter of 2025. The average lease term was 8.9 years, with starting rents averaging $92.81 per square foot. Notable tenants include Paramount Global, UBS Americas, Bloomberg L.P., and the City of New York.
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