Alumis grants 190,875 stock options to officer

Alumis Inc. reported a stock option grant to Chief Business & Strategy Officer Roy C. Hardiman.

Rhea-AI Filing Summary

Alumis Inc. reported a stock option grant to Chief Business & Strategy Officer Roy C. Hardiman. On January 26, 2026, he was awarded a stock option covering 190,875 shares of common stock at an exercise price of $26.31 per share.

According to the filing, 25% of the shares underlying this option vest on January 26, 2027, with the remaining shares vesting in equal monthly installments over the following 36 months. The option expires on January 25, 2036, and all 190,875 derivative securities are reported as directly owned.

Insider Trade Summary

Grant/Award: 190,875 shares

Grant/Award 1 txn

Insider Hardiman Roy C.

Role Chief Business & Strategy Ofcr

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	190,875	$0.00	$0.00

Holdings After Transaction: Stock Option (Right to Buy) — 190,875 contracts (Direct)

Footnotes (1)

1. F1. 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.

FAQ

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What did the ALMS Form 4 filing report for Roy C. Hardiman?

The Form 4 reports that Roy C. Hardiman received a stock option grant covering 190,875 shares of Alumis common stock at a $26.31 exercise price, expiring January 25, 2036, and reported as directly owned after the transaction.

How many Alumis (ALMS) shares are covered by Roy C. Hardiman’s new option?

The option granted to Roy C. Hardiman covers 190,875 shares of Alumis common stock. All 190,875 derivative securities are shown as beneficially owned following the reported transaction, with direct ownership listed in the filing.

What is the exercise price of Roy C. Hardiman’s Alumis (ALMS) stock option?

The exercise price of Roy C. Hardiman’s stock option is $26.31 per share. This price applies to each of the 190,875 underlying shares of Alumis common stock covered by the option, as disclosed in the Form 4.

When do Roy C. Hardiman’s Alumis (ALMS) 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 following 36 months, subject to his continuous service under the company’s 2024 Equity Incentive Plan.

What is the expiration date of the Alumis (ALMS) stock option reported for Roy C. Hardiman?

The stock option granted to Roy C. Hardiman expires on January 25, 2036. After this expiration date, any unexercised portion of the option would no longer be exercisable under the terms disclosed in the Form 4.

Is Roy C. Hardiman’s Alumis (ALMS) stock option reported as directly or indirectly owned?

The Form 4 lists the 190,875 derivative securities from the stock option as directly owned. The ownership form column shows “D” for direct ownership, and no separate nature of indirect beneficial ownership is indicated in the filing.

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Accepted by SEC EDGAR 01/28/2026 - 07:19 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Hardiman Roy C.

(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 Business & Strategy Ofcr

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		190,875		(1)	01/25/2036	Common Stock	190,875	$0	190,875	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.