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AMPX filings

Corporate insider profile

Thomas M Stepien Filing Activity

Latest reported as Chief Executive Officer of Amprius Technologies, Inc. (AMPX).

Purchase filings
0
Reported companies
1
Net open-market value
-$1,338,400.77
Latest transaction
Aug 24, 2026

Affiliated corporations

Reported company relationships

AMPXLatest reported

Amprius Technologies, Inc.

Chief Executive Officer

Transaction history

Open-market Transactions

Open-market insider purchase and sale transactions
DateCompanyRoleTypeSharesPriceTotal value
Aug 24, 2026Amprius Technologies, Inc. (AMPX)Chief Executive OfficerSale31,529$10.26$323,554
Jun 4, 2026Amprius Technologies, Inc. (AMPX)Chief Executive OfficerSale2,000$20.97$41,940
May 27, 2026Amprius Technologies, Inc. (AMPX)Chief Executive OfficerSale4,375$17.19$75,222
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