Feng-Ming Wang - 17 Dec 2025 Form 4 Insider Report for AMBARELLA INC (AMBA)

Signature
By: /s/ Michael Morehead, Attorney-in-Fact For: Feng-Ming Wang
Issuer symbol
AMBA
Transactions as of
17 Dec 2025
Net transactions value
-$355,509
Form type
4
Filing time
19 Dec 2025, 16:46:43 UTC
Previous filing
19 Sep 2025
Next filing
04 Mar 2026

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Quoteable Key Fact

"Feng-Ming Wang filed Form 4 for AMBARELLA INC (AMBA) on 19 Dec 2025."

Quick Takeaways

  • This page summarizes Feng-Ming Wang's Form 4 filing for AMBARELLA INC (AMBA).
  • 2 reported transactions and 0 derivative rows are listed below.
  • Filing timestamp: 19 Dec 2025, 16:46.

What Changed

  • Previous filing in this sequence was filed on 19 Sep 2025.
  • Current net transaction value: -$355,509.

Why This Matters

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Official SEC Source

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Wang Feng-Ming CEO, Director 3001 TASMAN DRIVE, SANTA CLARA By: /s/ Michael Morehead, Attorney-in-Fact For: Feng-Ming Wang 19 Dec 2025 0001558686

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMBA Ordinary Shares Sale $355,509 -4,950 -0.63% $71.82 783,979 17 Dec 2025 Direct F1
transaction AMBA Ordinary Shares Gift $0 -15,000 -1.9% $0.000000 768,979 19 Dec 2025 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares sold to pay tax obligations resulting from the vesting of restricted stock units.
F2 The shares were donated to a charitable donor advised fund (DAF).