InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (2 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
2
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the detailed record of transactions filed by Stepien Thomas M, Chief Executive Officer. Officer active across 1 company, notably Amprius Technologies, Inc.. Aggregated, 5 disclosures have been logged. Breakdown: 0 buy · 2 sells. Total volume traded: €837k. Activity tracked since 1 May 2025. The latest transaction was disclosed on 27 May 2026 (Cession). Regulator: SEC (Form 4). The full history is free.
Declarations5 total
4,375 shares@ US$17.19350.0023% mcap7.7% of flowCommon stockSEC:0002067233-26-000012:0
60,702 shares@ US$14.78840.027% mcap92.3% of flowCommon stockSEC:0002067233-26-000008:0
200,000 shares0Common stockSEC:0002067233-26-000004
200,000 shares0Common stockSEC:0002067233-26-000004:0
400,000 shares0Common stockSEC:0002067233-25-000005:0
5 of 5 declarations
About Stepien Thomas M
Thomas M. Stepien is Chief Executive Officer of Amprius Technologies, Inc. He is responsible for the strategic and operational leadership of the company, contributing to its growth and efficiency. With a strong background in the technology sector, he plays a vital role in developing and implementing initiatives aimed at enhancing Amprius' performance. His leadership is crucial for achieving the company's objectives.
