Sl Green Realty SLG Insider Ownership

Updated Oct 10, 2026

Over the past 12 months, SL Green Realty insiders sold $3.56 million of stock on the open market (68.72K shares) and made no open-market purchases.

• A count shows 4 insiders selling SLG stock on the open market over the past 12 months and none buying.
• Harrison Sitomer (President & CIO) was the top open-market seller of SL Green Realty over the past 12 months, with $2.32 million sold (40K shares) and the latest sale on August 21, 2026.
• In transactions other than open-market trades, SL Green Realty insiders received 90.5K shares in stock awards and acquired 22.22K shares through option exercises and conversions over the past 12 months.
• Per Business Quant, SLG insiders together hold 155.29K shares based on their latest Form 4 filings, down 20.71% from 195.86K shares at the end of Q2 2026.
• SL Green Realty insiders hold 154.76K shares directly (99.66% of their total) and 530 shares (0.34%) indirectly, through entities such as trusts and partnerships.
• The insider holdings in SL Green Realty belong to 6 insiders who have reported on Form 4 within the past two years.
• SL Green Realty's top three insider holders by shares held are Harrison Sitomer (President & CIO, 109.47K shares), Lauren B. Dillard (Director, 20.45K shares) and Marc Holliday (Chief Executive Officer, 10.23K shares).
• The holding of Harrison Sitomer makes up 70.49% of all shares held by SL Green Realty insiders.
• Institutional investors held 99.27% of SL Green Realty stock at the end of Q2 2026, while the latest Form 4 filings of its insiders account for about 0.22%; other investors, including the public, hold roughly 0.51%.
• Over the trailing 12 months, 11 insiders reported transactions in SLG stock across 27 Form 4 filings.
• Insider figures for SLG include Form 4 filings through September 28, 2026.