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Insider selling
Thomas M Stepien sold $42K of Amprius Technologies, Inc. (AMPX) stock
Thomas M Stepien, Chief Executive Officer of Amprius Technologies, Inc. (AMPX), sold 2,000 shares of AMPX stock worth $42K, per an SEC Form 4 filed Jun 5, 2026.
It was an open-market sale.
The trade happened on Jun 4, 2026, 1 day before it was made public.
AMPX has moved -55.7% since the trade date, from $22.54 to $9.98 (Sep 22, 2026 close).
- Traded
- Jun 4, 2026
- Disclosed
- Jun 5, 2026
- Filing delay
- 1 day
- Price since
- -55.7%
- Role
- Chief Executive Officer
- Source
- SEC Form 4
More AMPX insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.