AOSL director awarded 5,681 RSUs; ownership now 23,800 shares

Alpha & Omega Semiconductor (AOSL) reported an insider equity award.

Rhea-AI Filing Summary

Alpha & Omega Semiconductor (AOSL) reported an insider equity award. On 11/11/2025, a Director received 5,681 common shares via a restricted share unit (RSU) grant at a reported price of $0 per share (Transaction Code: A).

The award was granted for Board service under the company’s 2018 Omnibus Incentive Plan and will vest in four equal quarterly installments following the grant date, contingent on continued Board service. Following this grant, the Director beneficially owned 23,800 common shares, held directly.

Insider Trade Summary

Grant/Award: 5,681 shares

Grant/Award 1 txn

Insider Jeong So-Yeon

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Share	5,681	$0.00	$0.00

Holdings After Transaction: Common Share — 23,800 shares (Direct)

Footnotes (1)

1. F1. Represents the Issuer's common shares subject to restricted share units (RSUs) award granted to the Reporting Person for services on the Board of Directors of the Issuer under the Issuer's 2018 Omnibus Incentive Plan. The RSUs will vest in four (4) successive equal quarterly installments upon the Reporting Person's completion of each quarter of Board service following the grant date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did AOSL disclose in this Form 4?

A Director received 5,681 AOSL common shares via an RSU grant on 11/11/2025 at a reported price of $0 per share.

How do the RSUs vest for AOSL’s Director?

They vest in four equal quarterly installments after the grant date, tied to continued Board service.

What is the Director’s ownership after the transaction?

Beneficial ownership is 23,800 AOSL common shares, held directly.

Under which plan were the RSUs granted?

The RSUs were granted under AOSL’s 2018 Omnibus Incentive Plan.

What transaction code appears on the Form 4?

The transaction is coded A, indicating an award or grant.

What is the reported price for the RSU-related shares?

The reported price is $0 per share.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/12/2025 - 04:02 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Jeong So-Yeon

(Last) (First) (Middle)

C/O ALPHA & OMEGA SEMICONDUCTOR LIMITED

475 OAKMEAD PKWY

(Street)

SUNNYVALE CA 94085

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ALPHA & OMEGA SEMICONDUCTOR Ltd [ AOSL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Share	11/11/2025		A		5,681(1)	A	$0	23,800	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the Issuer's common shares subject to restricted share units (RSUs) award granted to the Reporting Person for services on the Board of Directors of the Issuer under the Issuer's 2018 Omnibus Incentive Plan. The RSUs will vest in four (4) successive equal quarterly installments upon the Reporting Person's completion of each quarter of Board service following the grant date.

Remarks:

	/s/ Yanbing Hong, attorney-in-fact for So-Yeon Jeong	11/12/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.