04:25 PM EDT, 07/16/2025 (MT Newswires) -- SL Green Realty ( SLG/PI ) said Wednesday it signed a new lease agreement with Sigma Computing for 64,077 square feet on part of the third floor at One Madison Avenue in Manhattan.

The agreement brings the property's occupancy to 78.1%, according to the company.

So far in 2025, SL Green has signed Manhattan office leases totaling about 1.3 million square feet and has roughly 1 million square feet in its active leasing pipeline.

Shares of SL Green were up nearly 2% in after-hours trading.