Stratus Properties STRS Insider Ownership

Updated Oct 10, 2026

Over the past year, STRS insiders sold $10.55 million of stock (365.8K shares) on the open market and bought none.

• Counted by insider, open-market selling of STRS stock in the past 12 months came from 2 insiders, with no insider buying.
• The largest open-market sales of STRS in the past 12 months were by Oasis Management Co Ltd. (10% owner), totaling $10.1 million (350.08K shares), most recently on July 8, 2026.
• Away from the open market, STRS insiders received 45.24K shares in stock awards and gave up 9.06K shares to cover taxes or exercise prices over the last 12 months.
• Business Quant data puts insider holdings in STRS at 1.68Mn shares across insiders' latest Form 4 filings, down 3.37% from 1.74Mn shares at the end of Q2 2026 and down 15.88% from 2Mn shares at the end of Q3 2025.
• Indirect holdings, through trusts, partnerships, family members and other entities, make up 46.59% (784.8K shares) of Stratus Properties' insider total, with the other 53.41% (899.68K shares) held directly.
• Per Business Quant, 9 insiders of STRS hold shares, counting officers, directors and 10% owners who have filed a Form 4 in the past two years.
• Stratus Properties' three largest insider shareholders, based on their latest Form 4 filings, are Oasis Management Co Ltd. (10% owner, 784.8K shares), William H. Armstrong III (Chair of Board, President, CEO, 683.87K shares) and Erin D. Pickens (Senior VP & CFO, 73.62K shares).
• Oasis Management Co Ltd. alone accounts for 46.59% of the shares held by Stratus Properties insiders.
• Institutional investors held 49.07% of Stratus Properties stock at the end of Q2 2026, while the latest Form 4 filings of its insiders account for about 21.10%; other investors, including the public, hold roughly 29.83%.
• Over the trailing 12 months, 9 insiders reported transactions in STRS stock across 28 Form 4 filings.
• The insider holdings and trades above for Stratus Properties reflect Form 4 filings through July 9, 2026.