Erin Butler - 30 Dec 2025 Form 4 Insider Report for ImageneBio, Inc. (IKNA)

Role: Principal Accounting Officer
Signature: /s/ Erin Butler
Issuer symbol: IKNA
Transactions as of: 30 Dec 2025
Net transactions value: $0
Form type: 4
Filing time: 02 Jan 2026, 21:15:55 UTC
Previous filing: 29 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Butler Erin	Principal Accounting Officer	C/O IMAGENEBIO, INC., 12526 HIGH BLUFF DRIVE, SUITE 345, SAN DIEGO	/s/ Erin Butler	02 Jan 2026	0001940413

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IMA	Common Stock	Award	$0	+22,500	+737%	$0.000000	25,551	30 Dec 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	IMA	Employee Stock Option (right to buy)	Award	$0	+22,500		$0.000000	22,500	30 Dec 2025	Common Stock	22,500	$7.11	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares of the Issuer's common stock ("Common Stock") underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of Common Stock upon settlement. 25% of RSUs will vest and settle into Common Stock on July 15, 2026, March 1, 2027, March 1, 2028 and March 1, 2029, in each case, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2025 Equity Incentive Plan (the "2025 Plan")) through each such date.
F2	This option vests over four years, with 25% of the shares subject to this option vesting on July 15, 2026, and the remaining shares vesting in 36 substantially equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the 2025 Plan) through each such date.

Content

Represents the number of shares of the Issuer's common stock ("Common Stock") underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of Common Stock upon settlement. 25% of RSUs will vest and settle into Common Stock on July 15, 2026, March 1, 2027, March 1, 2028 and March 1, 2029, in each case, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2025 Equity Incentive Plan (the "2025 Plan")) through each such date.

This option vests over four years, with 25% of the shares subject to this option vesting on July 15, 2026, and the remaining shares vesting in 36 substantially equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the 2025 Plan) through each such date.