Sean McLoughlin - 31 Jan 2024 Form 4 Insider Report for HilleVax, Inc. (HLVX)

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	HLVX	Stock Option (Right to Buy)	Award	$0	+250,000		$0.000000	250,000	31 Jan 2024	Common Stock	250,000	$14.17	Direct	F1

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

Id	Content
F1	The option is exercisable as it vests. The option will vest with respect to 25% of the shares of common stock on January 29, 2025, and will vest with respect to the remaining shares in equal monthly installments over the following three years subject to the reporting person's continuous service to the Issuer on the applicable vesting dates.