Alumis (ALMS) CFO awarded 202,225 options at $26.31 strike price

Rhea-AI Filing Summary

Alumis Inc. (ALMS) reported an equity award to its Chief Financial Officer, John R. Schroer. On January 26, 2026, he was granted a stock option covering 202,225 shares of common stock at an exercise price of $26.31 per share.

These options vest over time: 25% of the underlying shares vest on January 26, 2027, with the remaining shares vesting in equal monthly installments over the following 36 months. Vesting is conditioned on his continued service to Alumis under the company’s 2024 Equity Incentive Plan.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Schroer John R.

(Last) (First) (Middle)

C/O ALUMIS INC.

280 EAST GRAND AVENUE

(Street)

SOUTH SAN FRANCISCO CA 94080

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ALUMIS INC. [ ALMS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/26/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$26.31	01/26/2026		A		202,225		(1)	01/25/2036	Common Stock	202,225	$0	202,225	D

Explanation of Responses:

1. 25% of the shares underlying this option vest on January 26, 2027, and the remaining shares vest in equal monthly installments thereafter over the following 36 months, subject to acceleration and the Reporting Person's Continuous Service (as defined in the Issuer's 2024 Equity Incentive Plan) to the Issuer on each such vesting date.

	/s/ Sanam Pangali, Attorney-in-Fact	01/28/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Alumis (ALMS) CFO report in this Form 4 filing?

The filing shows Alumis Chief Financial Officer John R. Schroer received a stock option grant for 202,225 shares. The option is a right to buy common stock at a fixed exercise price and was reported as a direct beneficial holding.

How many Alumis (ALMS) stock options were granted to the CFO?

The CFO received a stock option covering 202,225 shares of Alumis common stock. This entire amount is reported as beneficially owned following the transaction, reflecting a single equity award rather than multiple separate grants.

What is the exercise price of the Alumis (ALMS) CFO’s stock options?

The stock option carries an exercise price of $26.31 per share of Alumis common stock. This means the CFO may purchase shares at $26.31 once portions of the option become vested and exercisable under the award’s terms.

When do the Alumis (ALMS) CFO’s stock options vest?

Twenty-five percent of the shares underlying the option vest on January 26, 2027. The remaining shares then vest in equal monthly installments over the next 36 months, creating a four-year vesting schedule tied to continued service.

What conditions apply to the Alumis (ALMS) CFO’s option vesting?

Vesting is subject to the CFO’s Continuous Service to Alumis under its 2024 Equity Incentive Plan. The award also allows for potential acceleration under plan terms, but otherwise vests on the scheduled cliff and subsequent monthly dates.

Did the Alumis (ALMS) CFO buy or sell existing shares in this Form 4?

No existing share purchase or sale is reported; the transaction is a stock option grant. It represents the right to buy 202,225 shares at $26.31 in the future, subject to vesting and exercise decisions.