Form 4 for AMBA AMBARELLA INC
Accepted 2026-05-28 20:02:59 ET · period of report 2026-05-26 · accession 0001280263-26-000037 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-05-28 20:02 | 2026-05-26 | AMBA | Young John Alexander | CFO | M - OptEx | $55.80 | +400 | 118.0K | +0.3% | +$22.3K |
| DT | 2026-05-28 20:02 | 2026-05-26 | AMBA | Young John Alexander | CFO | S - Sale+OE | $96.00 | -400 | 117.6K | -0.3% | -$38.4K |
| DT | 2026-05-28 20:02 | 2026-05-26 | AMBA | Young John Alexander | CFO | M - OptEx | $0.00 | -400 | 24.6K | -2% | $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 | 2026-05-26 | M | A | 400 | $55.80 | 118,023 | D | — | — | |
| 2 | Common | Ordinary Shares | 2026-05-26 | S | D | 400 | $96.00 | 117,623 | D | — | — | (F1) The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on January 15, 2026. |
| 3 | Derivative | Non-Qualified Stock Option (right to buy) | 2026-05-26 | M | D | 400 | $0.00 | 24,600 | D | $55.80 · — to 2027-03-27 | 400 Ordinary Shares | (F2) 25% of the Shares subject to the option vest on March 27, 2018 and 1/48 of the shares vest monthly thereafter. |