John Alexander Young - 26 May 2026 Form 4 Insider Report for AMBARELLA INC (AMBA)

Reporting relationship: CFO
Issuer ticker: AMBA
Reported as of: 26 May 2026
Net transaction value: -$38,400
SEC form: 4
Accepted by SEC: 28 May 2026, 20:02:59 UTC
Prior SEC filing: 22 Apr 2026
Next SEC filing: 18 Jun 2026
Source filing: View source filing
Reporting owner signature: By: /s/ Michael Morehead, Attorney-in-Fact For: John Young

Key filing fact

John Alexander Young filed Form 4 for AMBARELLA INC (AMBA) on 28 May 2026.

Key facts

This page summarizes John Alexander Young's Form 4 filing for AMBARELLA INC (AMBA).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 28 May 2026, 20:02.

Change

Previous filing in this sequence was filed on 22 Apr 2026.
Current net transaction value: -$38,400.

Research use

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.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002009866 Primary reporting owner

Young John Alexander

Relationship: CFO
Address: 3001 TASMAN DRIVE, SANTA CLARA
Signature: By: /s/ Michael Morehead, Attorney-in-Fact For: John Young
Signature date: 28 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AMBA transaction

Ordinary Shares

Options Exercise

Transaction value
Shares: +400
Change %: +0.34%
Price: $55.80^*
Shares after: 118,023
Date: 26 May 2026
Ownership: Direct

AMBA transaction

Ordinary Shares

Sale

Transaction value: $38,400
Shares: -400
Change %: -0.34%
Price: $96.00
Shares after: 117,623
Date: 26 May 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AMBA transaction Derivative

Non-Qualified Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -400
Change %: -1.6%
Price: $0.000000^*
Shares after: 24,600
Date: 26 May 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 400
Exercise price: $55.80
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 2 footnotes

Footnote F1

The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted on January 15, 2026.

Footnote F2

25% of the Shares subject to the option vest on March 27, 2018 and 1/48 of the shares vest monthly thereafter.