CIK 0001280263 · Large accelerated filer
AMBARELLA INC
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- AMBA
- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- FY end
- Jan 31
- Entity type
- operating
- EIN
- 980459628
- Phone
- 408-734-8888
- Business address
- 3001 TASMAN DRIVE, SANTA CLARA, CA, 95054
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $1,060,264
- in 6 filings, $145K under 10b5-1 plans
Net −$1,060,264. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-09-17 | Wang Feng-Ming CEO | Sale | −6,086 | $64.83 | $395K | 767,759 |
| 2026-07-01 | Wang Feng-Ming CEO | Sale 10b5-1 | −16,250 | $90.08 | $1.5M | 773,607 |
| 2026-06-17 | Wang Feng-Ming CEO | Sale | −6,204 | $67.87 | $421K | 799,857 |
| 2026-06-17 | Wang Feng-Ming CEO | Gift | −10,000 | 789,857 | ||
| 2026-05-26 | Wang Feng-Ming CEO | Sale 10b5-1 | −17,285 | $90.38 | $1.6M | 821,276 |
| 2026-05-26 | Wang Feng-Ming CEO | Sale 10b5-1 | −6,065 | $91.23 | $553K | 815,211 |
| 2026-05-26 | Wang Feng-Ming CEO | Sale 10b5-1 | −9,150 | $92.05 | $842K | 806,061 |
| 2026-03-19 | Wang Feng-Ming CEO | Sale | −8,083 | $54.14 | $438K | 838,561 |
| 2026-03-18 | Wang Feng-Ming CEO | Grant or award | +15,686 | 846,644 | ||
| 2026-03-17 | Wang Feng-Ming CEO | Option exercise | +27,598 | 849,934 | ||
| 2026-03-17 | Wang Feng-Ming CEO | Sale | −18,976 | $52.77 | $1.0M | 830,958 |
| 2026-03-17 | Wang Feng-Ming CEO | Option exercise · Performance Stock Units | −27,598 | 0 | ||
| 2026-03-02 | Wang Feng-Ming CEO | Option exercise 10b5-1 | +50,000 | $41.36 | $2.1M | 818,979 |
| 2026-03-02 | Wang Feng-Ming CEO | Sale 10b5-1 | −1,000 | $56.83 | $57K | 817,979 |
| 2026-03-02 | Wang Feng-Ming CEO | Sale 10b5-1 | −1,900 | $58.77 | $112K | 816,079 |
| 2026-03-02 | Wang Feng-Ming CEO | Sale 10b5-1 | −2,600 | $59.53 | $155K | 813,479 |
| 2026-03-02 | Wang Feng-Ming CEO | Sale 10b5-1 | −32,460 | $60.91 | $2.0M | 781,019 |
| 2026-03-02 | Wang Feng-Ming CEO | Sale 10b5-1 | −12,040 | $61.42 | $740K | 768,979 |
| 2026-03-02 | Wang Feng-Ming CEO | Grant or award 10b5-1 | +53,203 | 822,182 | ||
| 2026-03-02 | Wang Feng-Ming CEO | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −50,000 | 0 |
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