Form 4 for AMBA AMBARELLA INC
Accepted 2025-09-04 00:00:00 ET · period of report 2025-09-02 · accession 0001280263-25-000043 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-04 | 2025-09-02 | AMBA | Hon Hsiao-Wuen | Dir | A - Grant | $0.00 | +2,498 | 30.8K | +9% | $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 | Ordinary Shares | 2025-09-02 | A | A | 2,498 | $0.00 | 30,776 | D | — | — | (F1) Effective as of September 2, 2025, the Board of Directors approved an annual restricted stock unit grant of 2,498 Ordinary Shares to each independent director. The RSU grant vests as to 1/4th of the Ordinary Shares each three months following the vesting start date of September 15, 2025, so as to be 100% vested on September 15, 2026, subject to continued service with the Company. |