ARMSTRONG WILLIAM H III 4

What Happened

• William H. Armstrong III, Chair of the Board, President, CEO and Director of Stratus Properties, had 984 shares withheld/disposed to cover taxes upon the vesting of restricted stock units (RSUs). The reported per-share value was $32.34, for a total of $31,823. This was a tax-withholding disposition, not an open-market sale.

Key Details

• Transaction date: 2026-03-15; Form 4 filed: 2026-03-17.
• Shares withheld/disposed: 984 at $32.34 per share; total reported consideration $31,823.
• Transaction code: F (shares withheld to cover taxes on vested RSUs) — footnote F1.
• Beneficial ownership after the transaction: filing notes 37,691 RSUs are included in the insider’s reported ownership (footnote F2).
• Filing appears to have been submitted promptly (reporting period 3/15/2026, filed 3/17/2026).

Context

• This was a routine tax-withholding transaction tied to RSU vesting (often done by surrendering or withholding shares to cover withholding obligations). Such transactions are administrative and do not necessarily signal a change in the insider’s view of the company.