SEC Insider Transactions from Stepien Thomas M.

Last updated: 2026-03-14 11:56 UTC | Total transactions: 3

Stepien Thomas M has filed 3 insider transactions across 1 company since May 2025.

Most recent transaction: a grant/award of 150000 shares of Amprius Technologies, Inc. ($AMPX) on March 04, 2026.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 4, 2026 Amprius Technologies, Inc. $AMPX Stepien Thomas M Chief Executive Officer A Common stock 150000 $0.00 760,000.0000 130,483,838 24.59% 0.11%
Dec. 19, 2025 Amprius Technologies, Inc. $AMPX Stepien Thomas M President A Common stock 200000 $0.00 610,000.0000 130,483,838 48.78% 0.15%
May 1, 2025 Amprius Technologies, Inc. $AMPX Stepien Thomas M President A Common stock 400000 $0.00 400,000.0000 117,926,808 9999.99% 0.34%