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 |
| 2026-10-15 Sale | 2026-10-16 4:53 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $51 | $357,008 | 250,825 (Direct) | View |
| 2026-10-15 Sale | 2026-10-16 4:52 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 5,000 | $51 | $255,017 | 497,407 (Direct) | View |
| 2026-10-14 Sale | 2026-10-16 4:51 pm | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $51.5 | $772,438 | 225,691 (Direct) | View |
| 2026-10-02 Sale | 2026-10-06 8:16 pm | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 5,455 | $69.6 | $379,645 | 100,844 (Direct) | View |
| 2026-10-02 Sale | 2026-10-06 6:53 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 16,560 | $69.6 | $1,152,504 | 443,900 (Direct) | View |
| 2026-10-02 Sale | 2026-10-06 6:49 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 8,680 | $69.6 | $604,091 | 212,546 (Direct) | View |
| 2026-10-02 Sale | 2026-10-06 6:45 pm | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 14,007 | $67.95 | $951,744 | 106,268 (Direct) | View |
| 2026-09-15 Sale | 2026-09-17 4:06 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $60.28 | $421,942 | 266,505 (Direct) | View |
| 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 |
| 2026-09-14 Sale | 2026-09-15 6:57 pm | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $60.14 | $902,130 | 254,698 (Direct) | View |
| 2026-09-11 Sale | 2026-09-15 6:56 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 63,500 | $62.7 | $3,981,709 | 663,246 (Direct) | View |
| 2026-09-04 Sale | 2026-09-09 5:10 pm | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $57.17 | $857,558 | 269,698 (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 |
| 2026-08-31 Sale | 2026-09-02 4:47 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 108,500 | $56.89 | $6,172,546 | 835,787 (Direct) | View |
| 2026-08-26 Sale | 2026-08-28 5:19 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 55,000 | $59.69 | $3,283,079 | 468,121 (Direct) | View |
| 2026-08-14 Sale | 2026-08-18 4:40 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $64.38 | $450,639 | 273,505 (Direct) | View |
| 2026-08-14 Sale | 2026-08-18 4:30 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 13,500 | $64.39 | $869,226 | 536,696 (Direct) | View |
| 2026-05-27 Sale | 2026-05-29 7:51 pm | Ambiq Micro Inc. | AMBQ | Chen Timothy Director | 70,592 | $79.79 | $5,632,525 | 47,618 (Indirect Direct) | View |
| 2026-05-14 Sale | 2026-05-18 6:12 pm | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 26,000 | $69.9 | $1,817,412 | 328,109 (Direct) | View |
| 2026-05-14 Sale | 2026-05-18 5:59 pm | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 10,200 | $69.24 | $706,252 | 357,884 (Direct) | View |
| 2026-05-15 Sale | 2026-05-18 5:48 pm | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 55,685 | $70.89 | $3,947,281 | 120,276 (Direct) | View |
| 2026-05-14 Sale | 2026-05-18 5:44 pm | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 60,000 | $70.02 | $4,201,122 | 993,216 (Direct) | View |
| 2026-04-02 Sale | 2026-04-06 5:01 pm | Ambiq Micro Inc. | AMBQ | Connors Michele Kim General Counsel | 811 | $26.15 | $21,210 | 60,554 (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 |
| 2026-10-15 Exercise | 2026-10-16 4:53 pm | N/A 2028-10-01 | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $0 | 250,825 (Direct) | View |
| 2026-10-15 Exercise | 2026-10-16 4:53 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $8.12 | 250,825 (Direct) | View |
| 2026-10-15 Exercise | 2026-10-16 4:52 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 5,000 | $0 | 497,407 (Direct) | View |
| 2026-10-15 Exercise | 2026-10-16 4:52 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 5,000 | $8.12 | 497,407 (Direct) | View |
| 2026-10-14 Exercise | 2026-10-16 4:51 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $0 | 225,691 (Direct) | View |
| 2026-10-14 Exercise | 2026-10-16 4:51 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $8.12 | 225,691 (Direct) | View |
| 2026-09-15 Exercise | 2026-09-17 4:06 pm | N/A 2028-10-01 | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $0 | 266,505 (Direct) | View |
| 2026-09-15 Exercise | 2026-09-17 4:06 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $8.12 | 266,505 (Direct) | View |
| 2026-09-14 Exercise | 2026-09-15 6:57 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $0 | 254,698 (Direct) | View |
| 2026-09-14 Exercise | 2026-09-15 6:57 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $8.12 | 254,698 (Direct) | View |
| 2026-09-11 Exercise | 2026-09-15 6:56 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 50,000 | $12.6 | 663,246 (Direct) | View |
| 2026-09-11 Exercise | 2026-09-15 6:56 pm | N/A 2031-05-25 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 63,500 | $0 | 663,246 (Direct) | View |
| 2026-09-15 Exercise | 2026-09-15 6:56 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 13,500 | $8.12 | 663,246 (Direct) | View |
| 2026-09-04 Exercise | 2026-09-09 5:10 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $0 | 269,698 (Direct) | View |
| 2026-09-04 Exercise | 2026-09-09 5:10 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 15,000 | $8.12 | 269,698 (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 |
| 2026-09-04 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 |
| 2026-08-31 Exercise | 2026-09-02 4:47 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 104,271 | $12.6 | 835,787 (Direct) | View |
| 2026-08-31 Exercise | 2026-09-02 4:47 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 117,771 | $0 | 835,787 (Direct) | View |
| 2026-08-31 Exercise | 2026-09-02 4:47 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 13,500 | $8.12 | 835,787 (Direct) | View |
| 2026-08-26 Exercise | 2026-08-28 5:19 pm | N/A 2028-10-01 | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 65,000 | $0 | 468,121 (Direct) | View |
| 2026-08-26 Exercise | 2026-08-28 5:19 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 65,000 | $8.12 | 468,121 (Direct) | View |
| 2026-08-14 Exercise | 2026-08-18 4:40 pm | N/A 2028-10-01 | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $0 | 273,505 (Direct) | View |
| 2026-08-14 Exercise | 2026-08-18 4:40 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 7,000 | $8.12 | 273,505 (Direct) | View |
| 2026-08-14 Exercise | 2026-08-18 4:30 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 13,500 | $0 | 536,696 (Direct) | View |
| 2026-08-14 Exercise | 2026-08-18 4:30 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 13,500 | $8.12 | 536,696 (Direct) | View |
| 2026-06-08 Option Award | 2026-06-10 5:01 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | HSIEH Wen Hsuan Director | 4,957 | $0 | 638,877 (Direct) | View |
| 2026-06-08 Option Award | 2026-06-10 4:46 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Timothy Director | 4,957 | $0 | 52,575 (Direct) | View |
| 2026-06-08 Option Award | 2026-06-10 4:45 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Banks Bernard Bennett Director | 4,957 | $0 | 4,957 (Direct) | View |
| 2026-06-08 Option Award | 2026-06-10 4:43 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | TAUTGES JOSEPH A Director | 4,957 | $0 | 53,703 (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 |
| 2026-06-02 Exercise | 2026-06-04 5:01 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 5,952 | $16.8 | 211,252 (Direct) | View |
| 2026-06-02 Exercise | 2026-06-04 5:01 pm | N/A 2035-06-09 | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 5,952 | $0 | 211,252 (Direct) | View |
| 2025-07-31 Conversion(A) | 2026-05-29 7:49 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Timothy Director | 1,778,445 | $0 | 70,592 (Indirect) | View |
Ownership(A) | 2026-05-29 7:47 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Timothy Director | 0 | $0 | 70,592 (Indirect) | View |
| 2026-05-14 Exercise | 2026-05-18 6:12 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 31,952 | $16.8 | 328,109 (Direct) | View |
| 2026-05-14 Exercise | 2026-05-18 6:12 pm | N/A 2035-06-09 | Ambiq Micro Inc. | AMBQ | Winzeler Jeffrey G Chief Financial Officer | 31,952 | $0 | 328,109 (Direct) | View |
| 2026-05-14 Exercise | 2026-05-18 5:59 pm | N/A 2028-10-01 | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 18,300 | $0 | 357,884 (Direct) | View |
| 2026-05-14 Exercise | 2026-05-18 5:59 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Hanson Scott McLean Chief Technology Officer | 18,300 | $8.12 | 357,884 (Direct) | View |
| 2026-05-15 Exercise | 2026-05-18 5:48 pm | N/A 2026-11-02 | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 55,685 | $0 | 120,276 (Direct) | View |
| 2026-05-15 Exercise | 2026-05-18 5:48 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Chen Sean Chihhsiang President and COO | 55,685 | $5.88 | 120,276 (Direct) | View |
| 2026-05-15 Exercise | 2026-05-18 5:44 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 14,537 | $12.6 | 993,216 (Direct) | View |
| 2026-05-14 Exercise | 2026-05-18 5:44 pm | N/A 2029-02-20 | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 120,000 | $0 | 993,216 (Direct) | View |
| 2026-05-14 Exercise | 2026-05-18 5:44 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 105,463 | $8.12 | 993,216 (Direct) | View |
| 2026-03-06 Option Award(A) | 2026-04-02 4:36 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(A) | 2026-04-02 4:35 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(A) | 2026-04-02 4:35 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(A) | 2026-04-02 4:34 pm | N/A N/A | Ambiq Micro Inc. | AMBQ | Esaka Fumihide Chief Executive Officer | 160,616 | $0 | 391,189 (Direct) | View |
| 2026-03-06 Option Award(A) | 2026-04-02 4:32 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 5:12 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 |