John R. Schroer - 03 Aug 2026 Form 4 Insider Report for ALUMIS INC. (ALMS)

Reporting relationship: Chief Financial Officer
Issuer ticker: ALMS
Reported as of: 03 Aug 2026
Net transaction value: -$86,546
SEC form: 4
Accepted by SEC: 05 Aug 2026, 18:50:24 UTC
Prior SEC filing: 28 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Sanam Pangali, Attorney-in-Fact

Key filing fact

John R. Schroer filed Form 4 for ALUMIS INC. (ALMS) on 05 Aug 2026.

Key facts

This page summarizes John R. Schroer's Form 4 filing for ALUMIS INC. (ALMS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 05 Aug 2026, 18:50.

Change

Previous filing in this sequence was filed on 28 Jan 2026.
Current net transaction value: -$86,546.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001744578 Primary reporting owner

Schroer John R.

Relationship: Chief Financial Officer
Address: C/O ALUMIS INC., 280 EAST GRAND AVENUE, SOUTH SAN FRANCISCO
Signature: /s/ Sanam Pangali, Attorney-in-Fact
Signature date: 05 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ALMS transaction

Common Stock

Sale

Transaction value: $86,546
Shares: -3,282
Change %: -12%
Price: $26.37
Shares after: 24,718
Date: 03 Aug 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The sale reported on this Form 4 was effected pursuant to the Issuer's policy requiring sell-to-cover to satisfy tax obligations of the Reporting Person incurred with the vesting and settlement of restricted stock units granted on July 29, 2025, and does not represent a discretionary sale by the Reporting Person.

Footnote F2

The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.56 to $26.42 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.