Steven Chu - 13 Jun 2025 Form 4 Insider Report for Amprius Technologies, Inc. (AMPX)

Role: Director
Signature: /s/ Sandra Wallach, attorney-in-fact on behalf of Steven Chu
Issuer symbol: AMPX
Transactions as of: 13 Jun 2025
Net transactions value: $0
Form type: 4
Filing time: 17 Jun 2025, 20:18:05 UTC
Previous filing: 25 Oct 2024
Next filing: 12 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Chu Steven	Director	C/O AMPRIUS TECHNOLOGIES, INC.,, 1180 PAGE AVENUE, FREMONT	/s/ Sandra Wallach, attorney-in-fact on behalf of Steven Chu	17 Jun 2025	0001296381

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMPX	Common stock	Award	$0	+44,444	+31%	$0.000000	189,839	13 Jun 2025	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	The securities are represented by restricted stock units. Each restricted stock unit represents the reporting person's right to receive one share of issuer's common stock. 100% of the restricted stock units vest on the earlier of (i) the one-year anniversary of the date the restricted stock units were granted and (ii) the day before the next annual meeting of stockholders, subject to the reporting person's continued service as of the vesting date.
F2	Includes 44,444 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit.

Content

The securities are represented by restricted stock units. Each restricted stock unit represents the reporting person's right to receive one share of issuer's common stock. 100% of the restricted stock units vest on the earlier of (i) the one-year anniversary of the date the restricted stock units were granted and (ii) the day before the next annual meeting of stockholders, subject to the reporting person's continued service as of the vesting date.

Includes 44,444 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit.