| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Wang Feng-Ming | CEO, Director | 3001 TASMAN DRIVE, SANTA CLARA | By: /s/ Michael Morehead, Attorney-in-Fact For: Feng-Ming Wang | 19 Dec 2025 | 0001558686 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMBA | Ordinary Shares | Sale | -$356K | -4.95K | -0.63% | $71.82 | 784K | 17 Dec 2025 | Direct | F1 |
| transaction | AMBA | Ordinary Shares | Gift | $0 | -15K | -1.91% | $0.00 | 769K | 19 Dec 2025 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Shares sold to pay tax obligations resulting from the vesting of restricted stock units. |
| F2 | The shares were donated to a charitable donor advised fund (DAF). |