Amprius Technologies Inc. (AMPX) - Insider Holders & Insider Ownership

List of insiders holdings for Amprius Technologies Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time
Shares Owned
Directly
Indirectly
Total
Shares Owned
Filing
1Kensington Capital Sponsor IV LLC
Former 10% holder (see ftn 2)
2022-09-23 17:07:518,619,142
0
8,619,142Form 13D
2Sun Kang
Director
2026-01-20 17:33:004,071,846
274,275
4,346,121Form 4
3HSIEH Wen Hsuan
Director
2025-06-17 20:41:13187,339
3,949,245
4,136,584Form 4
4Amprius Inc.
10% Owner
2024-10-25 19:25:572,500,071
0
2,500,071Form 13D
5MIRRO JUSTIN E
Director
2024-09-05 19:16:49142,895
1,195,000
1,337,895Form 4
6Wallach Sandra
Chief Financial Officer
2025-08-25 20:02:101,005,275
0
1,005,275Form 4
7DIXON DONALD R
Director
2025-06-17 20:27:40394,656
540,417
935,073Form 4
8Stefan Constantin Ionel
Chief Technology Officer
2026-01-30 18:02:40748,696
0
748,696Form 4
9Stepien Thomas M
President
2025-12-22 08:46:55610,000
0
610,000Form 4
10Bornstein Jonathan
President of Amprius Lab
2025-03-12 17:14:58422,668
0
422,668Form 4
11SATTERTHWAITE LIVINGSTON
Director
2025-06-17 20:19:14336,083
0
336,083Form 4
12BAYLESS KATHLEEN A
Director
2025-06-17 20:18:49205,697
0
205,697Form 4
13RODRIGUEZ RICARDO C.
Chief Financial Officer
2025-10-08 17:16:03200,000
0
200,000Form 4
14Chu Steven
Director
2025-06-17 20:18:05189,839
0
189,839Form 4
15Gustanski Mary
Director
2024-06-07 20:43:23146,396
0
146,396Form 4
16Simoncini Matthew
Director
2022-03-01 18:57:200
0
0Form 3
17Nason Nicole
Director
2022-03-01 18:52:410
0
0Form 3
18Huber Daniel Elliot
Chief Financial Officer
2022-03-01 18:57:550
0
0Form 3
19QUAIN MITCHELL I
Director
2022-03-01 19:01:490
0
0Form 3
20Zetsche Dieter
Vice Chairman and President
2022-03-01 18:47:210
0
0Form 3
21Boag Simon
Chief Technology Officer
2022-03-01 18:48:230
0
0Form 3
22REMENAR ROBERT J
Chief Operating Officer
2022-03-01 18:57:400
0
0Form 3
23Pettersson Anders
Director
2022-03-01 18:53:440
0
0Form 3
24RUNKLE DONALD L
Director
2022-03-01 19:14:360
0
0Form 3
25LaSorda Thomas William
Director
2022-03-16 12:48:290
0
0Form 3