InsiderTrades

Form 4 for AMPX Amprius Technologies, Inc.

Accepted 2025-10-08 00:00:00 ET · period of report 2025-10-06 · accession 0001920996-25-000010 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2025-10-08 2025-10-06 AMPX RODRIGUEZ RICARDO C. CFO A - Grant $0.00 +200.0K 200.0K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common stock 2025-10-06 A A 200,000 $0.00 200,000 D — — (F1) The securities are represented by restricted stock units granted on October 6, 2025. 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 November 20, 2026 and the remainder will vest quarterly over three years thereafter, on each February 20, May 20, August 20 and November 20, subject to the reporting person's continued service on each such date, until the award is fully vested on November 20, 2029.