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 |
| 2026-01-26 Sale | 2026-01-28 6:15 pm | Ambiq Micro Inc. | AMBQ | TAUTGES JOSEPH A Director | 7,800 | $31 | $241,800 | 48,746 (Direct) | View |
| 2026-01-26 Sale | 2026-01-28 6:12 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 10,000 | $31 | $310,000 | 122,818 (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 |
| 2026-03-06 Option Award | 2026-03-10 5:12 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Connors Michele Kim General Counsel | 32,123 | $0 | 61,365 (Direct) | View |
| 2026-03-06 Option Award | 2026-03-10 5:06 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 41,728 | $0 | 94,395 (Direct) | View |
| 2026-03-06 Option Award | 2026-03-10 5:02 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 64,246 | $0 | 120,275 (Direct) | View |
| 2026-03-06 Option Award | 2026-03-10 5:00 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 80,308 | $0 | 203,126 (Direct) | View |
| 2026-03-06 Option Award | 2026-03-10 4:49 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 160,616 | $0 | 391,189 (Direct) | View |
| 2026-02-18 Exercise | 2026-02-20 5:47 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | HSIEH Wen Hsuan Director | 238,931 | $12.6 | 633,920 (Indirect) | View |
| 2026-02-18 Exercise | 2026-02-20 5:47 pm | N/A 2034-06-01 | Ambiq Micro Inc. | AMBQ | HSIEH Wen Hsuan Director | 238,931 | $0 | 633,920 (Indirect) | View |
| 2025-10-07 Exercise | 2026-02-10 8:08 pm | N/A 2026-01-11 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 53,660 | $0 | 230,573 (Direct) | View |
| 2025-10-07 Exercise | 2026-02-10 8:08 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 53,660 | $5.88 | 230,573 (Direct) | View |
| 2026-01-05 Option Award | 2026-01-07 6:04 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Connors Michele Kim General Counsel | 29,242 | $0 | 29,242 (Direct) | View |
| 2025-10-02 Option Award | 2025-10-06 5:58 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 52,667 | $0 | 52,667 (Direct) | View |
| 2025-10-02 Option Award | 2025-10-06 5:57 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Financial Officer | 83,819 | $0 | 132,818 (Direct) | View |
| 2025-10-02 Option Award | 2025-10-06 5:56 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 56,029 | $0 | 56,029 (Direct) | View |
| 2025-10-02 Option Award | 2025-10-06 5:55 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 159,907 | $0 | 176,913 (Direct) | View |
| 2025-07-31 Conversion | 2025-07-31 7:37 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | KPCB XVI Associates LLC Kleiner Perkins Caufield & Byers XVI LLC 10% Owner | 1,258,574 | $0 | 1,488,949 (Indirect) | View |
| 2025-07-31 Conversion | 2025-07-31 6:27 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | HSIEH Wen Hsuan Director | 394,989 | $0 | 394,989 (Indirect) | View |
| 2025-07-29 Option Award | 2025-07-31 6:23 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Timothy Director | 47,618 | $0 | 47,618 (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 |
| 2025-07-29 Option Award | 2025-07-31 6:14 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | TAUTGES JOSEPH A Director | 56,546 | $0 | 56,546 (Direct) | View |
Ownership | 2025-07-29 7:45 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | KPCB XVI Associates LLC Kleiner Perkins Caufield & Byers XVI LLC 10% Owner | 0 | $0 | 1,488,949 (Indirect) | 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 |
Ownership | 2025-07-29 6:20 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | HSIEH Wen Hsuan Director | 0 | $0 | 633,920 (Indirect) | View |
Ownership | 2025-07-29 6:18 pm | N/A 2035-06-09 | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 0 | $0 | 142,857 (Direct) | View |
Ownership | 2025-07-29 6:17 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Financial Officer | 0 | $0 | 463,442 (Direct) | View |
Ownership | 2025-07-29 6:16 pm | N/A 2026-11-02 | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 0 | $0 | 428,255 (Direct) | View |
Ownership | 2025-07-29 6:14 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 0 | $0 | 588,223 (Direct) | View |