Wenjun Li - 16 Mar 2026 Form 4/A - Amendment Insider Report for ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL)

Reporting relationship: Chief Operating Officer
Issuer ticker: AOSL
Reported as of: 16 Mar 2026
Net transaction value: $0
SEC form: 4/A - Amendment
Accepted by SEC: 25 Mar 2026, 20:45:53 UTC
Original report date: 18 Mar 2026
Prior SEC filing: 05 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Yanbing Hong, attorney-in-fact for Wenjun Li

Key filing fact

Wenjun Li filed Form 4/A - Amendment for ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL) on 25 Mar 2026.

Key facts

This page summarizes Wenjun Li's Form 4/A - Amendment filing for ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 25 Mar 2026, 20:45.

Change

Previous filing in this sequence was filed on 05 Jan 2026.
Current net transaction value: $0.

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/A - Amendment disclosures.

View source filing

Reporting Owners (1)

CIK 0001878542 Primary reporting owner

Li Wenjun

Relationship: Chief Operating Officer
Address: 475 OAKMEAD PKWY, SUNNYVALE
Signature: /s/ Yanbing Hong, attorney-in-fact for Wenjun Li
Signature date: 25 Mar 2026

Reported non-derivative transactions

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

AOSL transaction

Common Share

Tax liability

Transaction value
Shares: -3,319
Change %: -4.6%
Price: $21.43^*
Shares after: 68,846
Date: 16 Mar 2026
Ownership: Direct
Footnotes: F1

AOSL transaction

Common Share

Tax liability

Transaction value
Shares: -2,288
Change %: -3.3%
Price: $21.43^*
Shares after: 66,558
Date: 16 Mar 2026
Ownership: Direct
Footnotes: F1

AOSL transaction

Common Share

Award

Transaction value
Shares: +10,000
Change %: +13%
Price: $0.000000^*
Shares after: 86,558
Date: 16 Mar 2026
Ownership: Direct

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

This amended Form 4 is being filed to correct inadvertent errors in two transactions reported in the original Form 4 relating to the number of shares withheld to satisfy the Issuer's tax withholding obligations upon vesting of certain Performance Share Units (PSUs) and Restricted Share Units (RSUs).