Wang Feng-Ming's Form 4 filing
Ambarella Inc (AMBA) · filed Mar 19, 2026
- Accession no.
- 0001280263-26-000027
- Filed
- Mar 19, 2026
- Trade date
- Mar 17-19, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 4 non-derivative transactions and 1 derivative transaction. Open-market sales total $1.44M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Wang Feng-MingCIK 0001558686 | Director, Officer (CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 17, 2026 | Ordinary Shares | MOption exerciseAcquired | +27,598 | – | – | 849,934 | Direct | |
| Mar 17, 2026 | Ordinary Shares | SSaleDisposed | −18,976 | $52.77 | −$1,001,363.52 | 830,958 | Direct | |
| Mar 18, 2026 | Ordinary Shares | AGrant or awardAcquired | +15,686 | $0.00 | $0 | 846,644 | Direct | |
| Mar 19, 2026 | Ordinary Shares | SSaleDisposed | −8,083 | $54.14 | −$437,613.62 | 838,561 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 17, 2026 | Ordinary Shares | MOption exerciseDisposed | −27,598 | $0.00 | $0 | 0 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.