Stepien Thomas M 4
4 · Amprius Technologies, Inc. · Filed Dec 22, 2025
Insider Transaction Report
Form 4
Stepien Thomas M
DirectorChief Executive Officer
Transactions
- Award
Common stock
2025-12-19+200,000→ 610,000 total
Footnotes (2)
- [F1]The securities are represented by restricted stock units granted on December 19, 2025, with a vesting commencement date of January 1, 2026. Each restricted stock unit represents the reporting person's right to receive one share of the issuer's common stock. 1/4th of the restricted stock units subject to the award will vest on February 20, 2027 and the remainder will vest quarterly over three years thereafter, on each May 20, August 20, November 20 and February 20, subject to the reporting person's continued service on each such date, until the award is fully vested on February 20, 2030.
- [F2]Includes 600,000 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit.