9/9/26 17:10 | 9/4/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Sean Chihhsiang | TX | O | P,COO | M.d | 122 | 8.12 | 0 | 15 | 14 | 120 | D | | | | | | | | | | | | | | |
9/9/26 17:10 | 9/4/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Sean Chihhsiang | TX | O | P,COO | S.d | -858 | 57.17 | 0 | -15 | -11 | 120 | D | | | | | | | | | | | | | | |
9/9/26 17:08 | 9/4/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Zhang Ker | TX | D | | M.d | 10 | 5.88 | 0 | 2 | 6 | 30 | D | | | | | | | | | | | | | | |
9/9/26 17:08 | 9/4/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Zhang Ker | TX | D | | S.d | -11 | 56.92 | 0 | 0 | -1 | 30 | D | | | | | | | | | | | | | | |
9/2/26 16:47 | 8/31/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | M.dm | 1,423 | 12.09 | 0 | 118 | 34 | 460 | D | | | | | | | | | | | | | | |
9/2/26 16:47 | 8/31/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | S.dm | -6,173 | 56.89 | 0 | -109 | -19 | 460 | D | | | | | | | | | | | | | | |
8/28/26 17:19 | 8/26/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | M.dm | 528 | 8.12 | 0 | 65 | 42 | 221 | D | | | | | | | | | | | | | | |
8/28/26 17:19 | 8/26/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | S.dm | -3,283 | 59.69 | 0 | -55 | -20 | 221 | D | | | | | | | | | | | | | | |
8/18/26 16:40 | 8/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | M.d | 57 | 8.12 | 0 | 7 | 3 | 211 | D | | | | | | | | | | | | | | |
8/18/26 16:40 | 8/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | S.d | -451 | 64.38 | 0 | -7 | -3 | 211 | D | | | | | | | | | | | | | | |
8/18/26 16:30 | 8/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | M.d | 110 | 8.12 | 0 | 14 | 3 | 451 | D | | | | | | | | | | | | | | |
8/18/26 16:30 | 8/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | S.d | -869 | 64.39 | 0 | -14 | -3 | 451 | D | | | | | | | | | | | | | | |
6/4/26 17:01 | 6/2/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Winzeler Jeffrey G | TX | O | CFO | M.d | 100 | 16.80 | 0 | 6 | 6 | 106 | D | | | | | | | | | | | | | | |
5/29/26 19:51 | 5/27/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Timothy | TX | D | | S | -5,633 | 79.79 | 0 | -71 | -60 | 48 | I | | | | | | | | | | | | | | |
5/18/26 18:12 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Winzeler Jeffrey G | TX | O | CFO | M.dm | 537 | 16.80 | 0 | 32 | 47 | 100 | D | | | | | | | | | | | | | | |
5/18/26 18:12 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Winzeler Jeffrey G | TX | O | CFO | S.d | -1,817 | 69.90 | 0 | -26 | -21 | 100 | D | | | | | | | | | | | | | | |
5/18/26 17:59 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | M.dm | 149 | 8.12 | 0 | 18 | 9 | 211 | D | | | | | | | | | | | | | | |
5/18/26 17:59 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | S.d | -706 | 69.24 | 0 | -10 | -5 | 211 | D | | | | | | | | | | | | | | |
5/18/26 17:48 | 5/15/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Sean Chihhsiang | TX | O | P,COO | M.d | 327 | 5.88 | 0 | 56 | 86 | 120 | D | | | | | | | | | | | | | | |
5/18/26 17:48 | 5/15/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Sean Chihhsiang | TX | O | P,COO | S.d | -3,947 | 70.89 | 0 | -56 | -32 | 120 | D | | | | | | | | | | | | | | |
5/18/26 17:44 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | M.dm | 1,040 | 8.66 | 0 | 120 | 36 | 451 | D | | | | | | | | | | | | | | |
5/18/26 17:44 | 5/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | S.d | -4,201 | 70.02 | 0 | -60 | -12 | 451 | D | | | | | | | | | | | | | | |
4/6/26 17:01 | 4/2/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Connors Michele Kim | TX | O | GC | S | -21 | 26.15 | 0 | -1 | -1 | 61 | D | | | | | | | | | | | | | | |
2/20/26 17:47 | 2/18/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hsieh Wen Hsuan | TX | D | | M.d | 3,011 | 12.60 | 0 | 239 | 60 | 634 | I | | | | | | | | | | | | | | |
2/10/26 20:08 | 10/7/25 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | M.d | 316 | 5.88 | 0 | 54 | 30 | 231 | D | | | | | | | | | | | | | | |
1/28/26 18:15 | 1/26/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Tautges Joseph A | TX | D | | S | -242 | 31.00 | 0 | -8 | -14 | 49 | D | | | | | | | | | | | | | | |
1/28/26 18:12 | 1/26/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | S | -310 | 31.00 | 0 | -10 | -8 | 123 | D | | | | | | | | | | | | | | |