InsiderTrades

Form 4 for AMBA AMBARELLA INC

Accepted 2025-09-19 00:00:00 ET · period of report 2025-09-17 · accession 0001280263-25-000055 · 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
2025-09-19 2025-09-17 AMBA Wang Feng-Ming CEO, Dir S - Sale $79.43 -4,928 788.9K -0.6% -$391.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2025-09-17 S D 4,928 $79.43 788,929 D — — (F1) Shares sold to pay tax obligations resulting from the vesting of restricted stock units. (F2) Includes 223 shares acquired under the Company's employee stock purchase plan on September 15, 2025.