Ambarella (AMBA): CEO sold ~$244K

~$244K

Approx. value · 4,677 sh @ $52.26

794K

Holds after · shares reported

Traded

Jun 17, 2025

Filed

Jun 20, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jun 17, 2025 · this disclosureInsiderCEO sold ~$244K of AMBA shares in the open market

What came next

1. Jun 17, 2025Insider · 5 peopleInsiders: 5 sales (~$376K)
2. Jun 25, 2025InsiderDirector sold ~$63K of AMBA shares in the open market
3. Sep 10, 2025InsiderOfficer sold ~$717K of AMBA shares in the open market
4. Sep 17, 2025Insider · 5 peopleInsiders: 5 sales (~$1.0M)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Ambarella

For Ambarella, OQRO holds 1 insider filing (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AMBA page.

Other recent filings by Feng-ming Wang, CEO

• SEC Form 4 at Ambarella (AMBA)Sep 19, 2025
• SEC Form 4 at Ambarella (AMBA)Mar 20, 2025
• SEC Form 4 at Ambarella (AMBA)Mar 7, 2025
• SEC Form 4 at Ambarella (AMBA)Dec 18, 2024

The full history of Feng-ming Wang, CEO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Ambarella

• SEC Form 4Sep 28, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 13, 2026
• SEC Form 13F-HRAug 3, 2026
• SEC Form 13F-HRJul 29, 2026
• SEC Form 13F-HRMay 15, 2026

Everything OQRO holds on this company is on its AMBA page.