Chen Sean Chihhsiang 内部人交易：近期 SEC Form 4 交易
过去 18 个月，Chen Sean Chihhsiang（CIK 2078559）在 1 家公司共报告 20 笔 SEC Form 4 内部人交易（最近一笔 2026-10-06）。
| 日期 | 公司 | 身份 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 302 | $21,701 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 5,508 | $365,625 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 1,797 | $120,913 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 800 | $54,461 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 100 | $6,951 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 2,492 | $172,218 |
| 2026-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 3,008 | $209,875 |
| 2026-09-15 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 15,000 | $121,800 |
| 2026-09-15 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 2,600 | $154,346 |
| 2026-09-15 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 11,000 | $662,618 |
| 2026-09-15 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 1,400 | $85,166 |
| 2026-09-09 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 15,000 | $121,800 |
| 2026-09-09 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 12,874 | $734,933 |
| 2026-09-09 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 2,126 | $122,625 |
| 2026-05-18 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 55,685 | $327,428 |
| 2026-05-18 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 32,351 | $2.3M |
| 2026-05-18 | Ambiq Micro, Inc. (AMBQ) | President and COO | 卖出 | 23,334 | $1.7M |
| 2026-04-02 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 64,246 | $0 |
| 2026-03-10 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 64,246 | $0 |
| 2025-10-06 | Ambiq Micro, Inc. (AMBQ) | President and COO | 买入 | 56,029 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-10-06