ALUMIS (ALMS) Chief Business & Strategy Officer Hardiman Sells Shares

What Happened Roy C. Hardiman, ALUMIS Inc.'s Chief Business & Strategy Officer, disposed of 2,692 shares on August 3, 2026 in an open-market sale. The reported weighted-average price was $26.37 per share, for total proceeds of approximately $70,988. This transaction is reported as a sale (code S) and was effected to cover tax withholding related to vested restricted stock units, not as a discretionary sale.

Key Details

• Transaction date: August 3, 2026; Form 4 filed August 5, 2026 (timely filing).
• Shares sold: 2,692; weighted-average price: $26.37; total proceeds ≈ $70,988.
• Price range: shares were sold in multiple trades at prices from $25.62 to $26.42 (footnote).
• Reason: sell-to-cover to satisfy tax obligations on RSUs granted July 29, 2025 (footnote) — not a discretionary sale.
• Ownership after transaction: not disclosed on this Form 4.
• Additional ownership notes: footnotes indicate 1,037 shares were acquired Nov 20, 2025 and 3,000 shares on May 20, 2026 under the 2024 ESPP; some shares are held directly by the reporting person’s daughter at his primary residence.

Context Sales to cover taxes on vested awards are routine and generally do not signal a change in insider sentiment the way open-market purchases might. The Form 4 clarifies the sale was for tax withholding related to RSU settlement; the filing was made within the typical two-business-day window.