ALUMIS INC. 4

Alumis Inc. CFO John R. Schroer sold 3,282 shares of common stock in a mandatory sell-to-cover tax transaction on August 3, 2026.

On August 3, 2026, Alumis Inc. Chief Financial Officer John R. Schroer sold 3,282 shares of the company’s common stock at a weighted average price of approximately $26.37 per share, for an estimated total value of about $86,600. The transaction was executed as a mandatory sell-to-cover to satisfy tax obligations arising from the vesting and settlement of restricted stock units granted on July 29, 2025, and is described as non-discretionary under the issuer’s policy. Following this sale, Schroer beneficially owns 24,718 shares of Alumis Inc. common stock in direct form. The reported sale price reflects multiple trades within a range of $25.56 to $26.42 per share.

Filing Facts

CIK

1847367

Ticker

ALMS

Form

4

Source Type

fda

Accession

0001744578-26-000005

Alert Tier

5