Donald R. Dixon

CIK: 0001045434

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (60.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (40.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

AMPX

Amprius Technologies, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (5 total)

AMPX
Amprius Technologies, Inc.
Jun 15, 2026
Sale(S)
Indirect
85K shares at avg. $17.17$1.5M
AMPX
Amprius Technologies, Inc.
Jun 12, 2026
Award(A)
Direct
10.4K shares-
AMPX
Amprius Technologies, Inc.
Jun 9, 2026
Sale(S)
Indirect
40K shares at avg. $19.13$765K
AMPX
Amprius Technologies, Inc.
May 26, 2026
Sale(S)
Indirect
17.9K shares at avg. $17.90$320K
AMPX
Amprius Technologies, Inc.
Jun 13, 2025
Award(A)
Direct
44.4K shares-

		Type	Shares	Price		Ownership
Jun 15, 2026	AMPX Amprius Technologies, Inc.	Sale(S)	85,000	$17.17	$1,459,212	Indirect
Jun 12, 2026	AMPX Amprius Technologies, Inc.	Award(A)	10,423	-	$0	Direct
Jun 9, 2026	AMPX Amprius Technologies, Inc.	Sale(S)	40,000	$19.13	$765,200	Indirect
May 26, 2026	AMPX Amprius Technologies, Inc.	Sale(S)	17,895	$17.90	$320,252	Indirect
Jun 13, 2025	AMPX Amprius Technologies, Inc.	Award(A)	44,444	-	-	Direct

1-5 of 5 transactions

About DIXON DONALD R

DIXON DONALD R (SEC CIK 0001045434) files insider reports with the SEC as Director of Amprius Technologies, Inc. (AMPX).

Signal8 holds 4 ownership filings by DIXON DONALD R, all Form 4s, filed between Jun 17, 2025 and Jun 16, 2026. Those filings report 5 transactions, from Jun 13, 2025 to Jun 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on DIXON DONALD R's filings is in FREMONT, CA.

Recent filings by DIXON DONALD R

Jun 15, 2026: Open-market sale of AMPX shares (Form 4, code S).
Jun 12, 2026: Grant or award of AMPX shares (Form 4, code A).
Jun 9, 2026: Open-market sale of AMPX shares (Form 4, code S).
May 26, 2026: Open-market sale of AMPX shares (Form 4, code S).
Jun 13, 2025: Grant or award of AMPX shares (Form 4, code A).

Other insiders filing for Amprius Technologies, Inc. (AMPX)

Sun Kang, Director
Stefan Constantin Ionel, Chief Technology Officer
Stepien Thomas M, Chief Executive Officer
BAYLESS KATHLEEN A, Director
SATTERTHWAITE LIVINGSTON, Director
Chu Steven, Director

How to read Form 4 transaction codes