Thomas M. Stepien, Chief Executive Officer at Amprius Technologies, Inc. (AMPX), sold 4,375 shares at $17.19 ($75K) on 2026-05-27, disclosed to the SEC on 2026-05-28.
Open-market sale of $75k AMPX by Chief Executive Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| AMPX | SELL | 2026-05-26 | $898K | — | Filing → |