Alumis (ALMS) director tied to funds in 588,235-share stock purchase

Rhea-AI Filing Summary

Alumis Inc. director Srinivas Akkaraju reported an indirect purchase of Alumis common stock tied to investment entities he is associated with. On January 9, 2026, Samsara Opportunity Fund, L.P. acquired 588,235 shares of Alumis common stock at $17 per share, reported with transaction code "P." After this trade, Samsara Opportunity Fund, L.P. was shown as holding 1,853,488 shares of Alumis indirectly for the reporting person.

The filing also notes an additional 4,491,731 shares of Alumis common stock held indirectly through Samsara BioCapital, L.P. Akkaraju is a managing member or has voting and investment power in the related general partners and may be deemed to beneficially own these holdings, but he disclaims beneficial ownership except to the extent of his pecuniary interest.

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

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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^*

AKKARAJU SRINIVAS

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
01/09/2026

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
Common Stock	01/09/2026		P		588,235	A	$17	1,853,488	I	By Samsara Opportunity Fund, L.P.(1)
Common Stock								4,491,731	I	By Samsara BioCapital, L.P.(2)

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

Explanation of Responses:

1. Shares are directly held by Samsara Opportunity Fund, L.P. ("Samsara Opportunity Fund"). Samsara Opportunity Fund GP, LLC is the general partner of Samsara Opportunity Fund and may be deemed to beneficially own the securities held by Samsara Opportunity Fund. The Reporting Person has voting and investment power over the shares held by Samsara Opportunity Fund and, accordingly, may be deemed to beneficially own the shares held by Samsara Opportunity Fund. The Reporting Person disclaims beneficial ownership in these securities except to the extent of his pecuniary interest therein.

2. Shares are directly held by Samsara BioCapital LP. ("Samsara LP"). The Reporting Person is a managing member of Samsara BioCapital GP, LLC, the general partner of Samsara LP. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

	/s/ Srinivas Akkaraju	01/13/2026
	** 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 insider transaction did Alumis (ALMS) report in this Form 4?

The Form 4 reports an indirect purchase of 588,235 shares of Alumis common stock on January 9, 2026, at a price of $17 per share, tied to Samsara Opportunity Fund, L.P.

Who is the reporting person in this Alumis (ALMS) Form 4 filing?

The reporting person is Srinivas Akkaraju, who is identified as a director of Alumis Inc. and reports indirect holdings through Samsara investment entities.

Which entities hold Alumis (ALMS) shares related to this Form 4?

Shares are held indirectly through Samsara Opportunity Fund, L.P. and Samsara BioCapital, L.P. The filing shows 1,853,488 shares via Samsara Opportunity Fund and 4,491,731 shares via Samsara BioCapital, L.P.

How is the 588,235-share Alumis (ALMS) transaction classified?

The transaction is reported as a purchase of common stock with transaction code "P" on January 9, 2026, at $17 per share, held indirectly through Samsara Opportunity Fund, L.P.

Does Srinivas Akkaraju own Alumis (ALMS) shares directly?

The filing describes the Alumis common stock as held indirectly through Samsara Opportunity Fund, L.P. and Samsara BioCapital, L.P., and states that the reporting person disclaims beneficial ownership except to the extent of his pecuniary interest.

What do the footnotes say about Samsara BioCapital’s Alumis (ALMS) holdings?

The footnotes state that shares are directly held by Samsara BioCapital, L.P., whose general partner is Samsara BioCapital GP, LLC. Srinivas Akkaraju is a managing member of this general partner and disclaims beneficial ownership of the shares except for his pecuniary interest.