Nanette Cocero - 23 Jun 2025 Form 4 Insider Report for HilleVax, Inc. (HLVX)

Role: Director
Signature: /s/ Paul Bavier, Attorney-in-Fact for Nanette Cocero
Issuer symbol: HLVX
Transactions as of: 23 Jun 2025
Net transactions value: $0
Form type: 4
Filing time: 25 Jun 2025, 16:19:24 UTC
Previous filing: 30 Apr 2025
Next filing: 17 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Cocero Nanette	Director	C/O HILLEVAX, INC.,, 321 HARRISON AVE, SUITE 500, BOSTON	/s/ Paul Bavier, Attorney-in-Fact for Nanette Cocero	25 Jun 2025	0001976937

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	HLVX	Common Stock	Award	$0	+17,199		$0.000000	17,199	23 Jun 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The Restricted Stock Units ("RSUs") were granted on June 23, 2025 pursuant to the Registrant's Non-Employee Director Compensation Program. 100% of the total number of RSUs granted shall vest on the first to occur of (i) the first anniversary of the date of grant or (ii) a Change in Control (as defined in the Registrant's 2022 Incentive Award Plan), in each case, subject to the non-employee director continuing in service on the Registrant's board of directors through such vesting date.

Content

The Restricted Stock Units ("RSUs") were granted on June 23, 2025 pursuant to the Registrant's Non-Employee Director Compensation Program. 100% of the total number of RSUs granted shall vest on the first to occur of (i) the first anniversary of the date of grant or (ii) a Change in Control (as defined in the Registrant's 2022 Incentive Award Plan), in each case, subject to the non-employee director continuing in service on the Registrant's board of directors through such vesting date.