Kristin Yarema - 16 Mar 2026 Form 4 Insider Report for ImageneBio, Inc. (IMA)

Role: Chief Executive Officer, Director
Signature: /s/ Kristin Yarema
Issuer symbol: IMA
Transactions as of: 16 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 18 Mar 2026, 18:09:14 UTC
Previous filing: 30 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Yarema Kristin	Chief Executive Officer, Director	C/O IMAGENEBIO, INC., 12526 HIGH BLUFF DRIVE, SUITE 345, SAN DIEGO	/s/ Kristin Yarema	18 Mar 2026	0001803794

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IMA	Common Stock	Award		+85,400		$0.000000^*	85,400	16 Mar 2026	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		+128,100		$0.000000^*	128,100	16 Mar 2026	Common Stock	128,100	$6.20	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 March 15, 2027, and the balance will vest in successive equal quarterly installments on each of the next 12 Standard Quarterly Dates thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2025 Equity Incentive Plan (the "2025 Plan")) through each such vesting date. The "Standard Quarterly Dates" are each of March 15, June 15, September 15 and December 15.
F2	This option vests over four years, with 25% of the shares subject to this option vesting on March 15, 2027, 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 vesting 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 March 15, 2027, and the balance will vest in successive equal quarterly installments on each of the next 12 Standard Quarterly Dates thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2025 Equity Incentive Plan (the "2025 Plan")) through each such vesting date. The "Standard Quarterly Dates" are each of March 15, June 15, September 15 and December 15.

This option vests over four years, with 25% of the shares subject to this option vesting on March 15, 2027, 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 vesting date.