Wang Feng-Ming (CIK 1558686) reported 22 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-02). Recent activity: Sell AMBA (16,250 shares), Sell AMBA (6,204 shares), Sell AMBA (10,000 shares), Buy AMBA (27,598 shares), Sell AMBA (18,976 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | AMBARELLA INC (AMBA) | CEO | Sell | 16,250 | $1.5M |
| 2026-06-18 | AMBARELLA INC (AMBA) | CEO | Sell | 6,204 | $421,065 |
| 2026-06-18 | AMBARELLA INC (AMBA) | CEO | Sell | 10,000 | $0 |
| 2026-03-19 | AMBARELLA INC (AMBA) | CEO | Buy | 27,598 | $0 |
| 2026-03-19 | AMBARELLA INC (AMBA) | CEO | Sell | 18,976 | $1.0M |
| 2026-03-19 | AMBARELLA INC (AMBA) | CEO | Buy | 15,686 | $0 |
| 2026-03-19 | AMBARELLA INC (AMBA) | CEO | Sell | 8,083 | $437,614 |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Buy | 50,000 | $2.1M |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Sell | 1,000 | $56,830 |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Sell | 1,900 | $111,663 |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Sell | 2,600 | $154,778 |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Sell | 32,460 | $2.0M |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Sell | 12,040 | $739,497 |
| 2026-03-04 | AMBARELLA INC (AMBA) | CEO | Buy | 53,203 | $0 |
| 2025-12-19 | AMBARELLA INC (AMBA) | CEO | Sell | 4,950 | $355,509 |
| 2025-12-19 | AMBARELLA INC (AMBA) | CEO | Sell | 15,000 | $0 |
| 2025-09-19 | AMBARELLA INC (AMBA) | CEO | Sell | 4,928 | $391,431 |
| 2025-06-20 | AMBARELLA INC (AMBA) | CEO | Sell | 4,677 | $244,420 |
| 2025-03-20 | AMBARELLA INC (AMBA) | CEO | Sell | 3,194 | $175,734 |
| 2025-03-07 | AMBARELLA INC (AMBA) | CEO | Buy | 39,120 | $0 |
| 2025-03-07 | AMBARELLA INC (AMBA) | CEO | Buy | 11,024 | $0 |
| 2025-03-07 | AMBARELLA INC (AMBA) | CEO | Sell | 4,104 | $226,171 |
Source: SEC Form 4 filings · as of 2026-07-02