Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-09-11 Sale | 2026-09-15 6:58 pm | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 10,000 | $63.44 | $634,361 | 20,366 (Direct) | View |
| 2026-09-04 Sale | 2026-09-09 5:08 pm | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 185 | $56.92 | $10,530 | 30,366 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-09-04 Exercise | 2026-09-09 5:08 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 1,785 | $5.88 | 30,366 (Direct) | View |
| 2026-09-04 Exercise | 2026-09-09 5:08 pm | N/A 2026-09-07 | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 1,785 | $0 | 30,366 (Direct) | View |
| 2026-06-08 Option Award | 2026-06-10 4:42 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 4,957 | $0 | 28,766 (Direct) | View |
| 2025-07-29 Option Award | 2025-07-31 6:19 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 23,809 | $0 | 23,809 (Direct) | View |
Ownership | 2025-07-29 6:22 pm | N/A 2026-09-07 | Ambiq Micro Inc. | AMBQ | ZHANG KER Director | 0 | $0 | 32,141 (Direct) | View |