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Ambarella (AMBA): CEO sold ~$391K

Feng-ming Wang, CEO at Ambarella, sold ~$391K of Ambarella shares.

~$391K
Approx. value · 4,928 sh @ $79.43
789K
Holds after · shares reported
Traded
Sep 17, 2025
Filed
Sep 19, 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. Sep 10, 2025InsiderOfficer sold ~$717K of AMBA shares in the open market
  2. Sep 17, 2025 · this disclosureInsiderCEO sold ~$391K of AMBA shares in the open market

What came next

  1. Sep 17, 2025Insider · 4 peopleInsiders: 4 sales (~$630K)
  2. Nov 24, 2025Company filing · Form 8-K · Results, Executive changeChanged a top executive or board member, and reported its results“On November 24, 2025, Leslie Kohn informed the Company’s Board of Directors (the “Board”) of his voluntary resignation as a director on the Board and as Chief Technology Officer of the Company for strictly personal reasons, effective immediately.”
View the official recordSEC Form 4

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

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

How this filing works

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Other disclosures at Ambarella

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

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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