Babler Martin 4

What Happened
Martin Babler, President, CEO and Chairman of Alumis, was granted a derivative award covering 745,875 shares on January 26, 2026. The filing shows an acquisition-type (A) derivative award at an exercise/price reported as $0.00. This was an award (compensatory grant), not an open-market purchase or sale.

Key Details

• Transaction date: 2026-01-26; Form 4 filed: 2026-01-28 (timely filing).
• Transaction type/code: Grant/Award (A), derivative instrument.
• Amount: 745,875 shares (underlying option/award). Reported price: $0.00.
• Vesting (footnote): 25% of the shares vest on Jan 26, 2027; the remaining shares vest in equal monthly installments over the following 36 months, subject to continuous service and possible acceleration per the Issuer’s 2024 Equity Incentive Plan.
• Shares owned after transaction: Not disclosed in the filing.
• This was a compensation/retention award (not a sale or buy) and does not represent currently tradable common shares until vested/exercised.

Context
Derivative awards like this typically give the executive the right to acquire shares over time subject to vesting and plan terms; they are common for executive compensation and retention. Because this is a grant (not a sale), it is not an immediate signal of buying or selling in the open market. The filing appears timely (filed two days after the reported grant).