SL Green Secures 1.8 Million Sq Ft in Manhattan Office Leases for 2026

Key Facts

1SL Green Realty Corp. signed 129 Manhattan office leases totaling 1,760,649 square feet to date in 2026.

2The new leases achieved a mark-to-market 15.8% higher than the previous fully escalated rents on the same spaces.

Amid a sustained recovery in demand for premium office spaces in major financial hubs, SL Green Realty Corp. has reported robust leasing activity in the Manhattan market for 2026. According to reports, the company signed 129 office leases totaling 1,760,649 square feet year-to-date. This momentum underscores the trend of tenants expanding their footprints and investing in upscale work environments to better recruit and retain talent.

The operational update highlights a significant 15.8% positive rent spread on a mark-to-market basis compared to previous fully escalated rents for the same spaces. Per market data, SL Green holds interests in 54 buildings totaling 30.6 million square feet, maintaining its position as Manhattan’s largest office landlord while its current leasing pipeline has increased to over 1.0 million square feet.

Regarding market performance, SLG shares stood at $53.08 (close September 11, 2026), having traded within a daily range of $51.62 to $53.41. Investors are monitoring the broader commercial real estate environment following the MBA 30-Year Mortgage Rate reaching 6.85% on September 9, as the company prepares to release its third-quarter earnings.