| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| TAUTGES JOSEPH A | Director | C/O AMBIQ MICRO, INC., 6500 RIVER PLACE BLVD., BUILDING 7 SUITE, AUSTIN | /s/ Jeffrey Winzeler, Attorney-in-Fact | 28 Jan 2026 | 0001482249 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMBQ | Common Stock | Sale | $241,800 | -7,800 | -14% | $31.00 | 48,746 | 26 Jan 2026 | Direct |