TM
Thomas M Stepien
DELAYED 1 MONTH
Director, Chief Executive Officer
Amprius Technologies, Inc.
Filings
5
Companies
1
Latest
Jun 4, 2026
Transactions
Signal
Ticker / Company
Insider
Transaction
Value
Filed
63
AMPXCLUSTER 4
Amprius Technologies, Inc.
Thomas M Stepien
Director, Chief Executive Officer
Sale
$41.9K
2,000 sh
Jun 5 8:57 PM
Jun 4, 2026
65
AMPXCLUSTER 4
Amprius Technologies, Inc.
Thomas M Stepien
Director, Chief Executive Officer
Sale
$75.2K
4,375 sh
May 28 10:22 PM
May 27, 2026
69
AMPXCLUSTER 3
Amprius Technologies, Inc.
Thomas M Stepien
Director, Chief Executive Officer
Sale
$897.7K
60,702 sh
May 26 11:03 PM
May 21, 2026