Core Insights - SL Green Realty (SLG) is witnessing an increase in leasing activity in Manhattan, having signed over 1.9 million square feet of office leases in 2025, indicating strong demand [1][7] - The company has a leasing pipeline of more than 1.0 million square feet, suggesting further deals are forthcoming [1] - In Q3 2025, SLG closed 52 leases totaling 657,942 square feet, with notable occupancy increases in key properties [2][3] Leasing Activity - One Madison Avenue's occupancy rose to 91.2% due to three long-term leases, including a 10-year lease by Harvey AI and an 11-year lease with Sigma Computing [2][3] - Other significant leases include a 15-year expansion by New York State's Office of General Services and a 10-year renewal by Teneo Holdings at 280 Park Avenue [3] Market Dynamics - The mark-to-market on signed Manhattan office leases was 2.7% lower in Q3 compared to prior fully escalated rents, indicating a trend of tenants returning at lower rental levels [4] - For the first nine months of the year, the mark-to-market was down 1.1%, reflecting ongoing caution in the broader office market [4] Financial Performance - SLG reported Q3 2025 funds from operations (FFO) per share of $1.58, exceeding the Zacks Consensus Estimate of $1.34 and up from $1.13 in the same quarter last year [6][7] - Over the past six months, SLG shares have increased by 9.1%, outperforming the industry average increase of 3.9% [6]