9/17/26 16:06 | 9/15/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Hanson Scott McLean | TX | DO | CTO | S.d | -422 | 60.28 | 0 | -7 | -3 | 221 | D | | | | | | | | | | | | | | |
9/15/26 18:58 | 9/11/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Zhang Ker | TX | D | | S | -634 | 63.44 | 0 | -10 | -33 | 20 | D | | | | | | | | | | | | | | |
9/15/26 18:57 | 9/14/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Chen Sean Chihhsiang | TX | O | P,COO | S.d | -902 | 60.14 | 0 | -15 | -11 | 120 | D | | | | | | | | | | | | | | |
9/15/26 18:56 | 9/11/26 | AMBQ | Tech | Semicn | Semiconductors & Related Devi | Esaka Fumihide | TX | DO | CEO | S.dm | -3,982 | 62.70 | 0 | -64 | -12 | 460 | 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 | | 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 | 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 | 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 | 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 | S.d | -869 | 64.39 | 0 | -14 | -3 | 451 | 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 | 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 | 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 | 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 | 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 | | | | | | | | | | | | | | |
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 | | | | | | | | | | | | | | |