Hu Chenming (CIK 1316320) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-10). Recent activity: Buy AMBA (3,151 shares), Buy AMBA (2,498 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-10 | AMBARELLA INC (AMBA) | Director | Buy | 3,151 | $0 |
| 2025-09-04 | AMBARELLA INC (AMBA) | Director | Buy | 2,498 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-10