Form 4/A for AMPX Amprius Technologies, Inc.
Accepted 2026-03-13 00:00:00 ET · period of report 2026-03-04 · accession 0001920996-26-000004 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 2026-03-13 | 2026-03-04 | AMPX | RODRIGUEZ RICARDO C. | CFO | A - Grant | $0.00 | +150.0K | 350.0K | +75% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common stock | 2026-03-04 | A | A | 150,000 | $0.00 | 350,000 | D | — | — | (F1) This Form 4/A is filed solely to correct the vesting schedule of the restricted stock units of the reporting person reported in the original filing. 3/16th of shares subject to award will vest on November 20, 2026 and quarterly 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 February 20, 2030. |