ASE Technology CAO granted 90K shares at $0

Chief Administration Officer Uang Du-Tsuen received a 90,000-share stock grant, increasing his direct holdings to 841,000 Ordinary Shares.

Available on EDGAR 09/09/2026 - 06:19 AM EDT Accepted by SEC EDGAR 09/09/2026 - 06:18 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Uang Du-Tsuen reported acquisition or exercise transactions in this Form 4 filing.

ASE Technology Holding Co., Ltd. (ASX) reported that Chief Administration Officer Uang Du-Tsuen received a grant of 90,000 Ordinary Shares on September 7, 2026, at no per-share cost. Following this award, the officer directly holds 841,000 Ordinary Shares. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Grant/Award: 90,000 shares

Grant/Award 1 txn

Insider Uang Du-Tsuen

Role Chief Administration Officer

Type	Security	Shares	Price	Value
Grant/Award	Ordinary Shares	90,000	$0.00	$0.00

Holdings After Transaction: Ordinary Shares — 841,000 shares (Direct)

Holdings Before and After: Ordinary Shares, 751,000 to 841,000 shares (Direct)

Key Figures

Shares granted: 90,000 Ordinary Shares Grant price per share: $0.00 per share Shares held after transaction: 841,000 Ordinary Shares

3 metrics

Shares granted 90,000 Ordinary Shares Grant to Chief Administration Officer Uang Du-Tsuen on September 7, 2026

Grant price per share $0.00 per share Reported for the 90,000-share award on September 7, 2026

Shares held after transaction 841,000 Ordinary Shares Direct holdings of Uang Du-Tsuen after the September 7, 2026 grant

Key Terms

Ordinary Shares, Rule 10b5-1 trading plan

2 terms

Ordinary Shares financial

"Title of security reported as Ordinary Shares"

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

Rule 10b5-1 trading plan regulatory

"No Rule 10b5-1 trading plan is reported for this transaction"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

FAQ

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

What insider transaction did ASX report for Uang Du-Tsuen?

ASE Technology Holding Co., Ltd. reported that Chief Administration Officer Uang Du-Tsuen received a grant of 90,000 Ordinary Shares on September 7, 2026, increasing his direct holdings to 841,000 shares.

Was cash paid for the 90,000-share grant reported by ASX?

No. The 90,000 Ordinary Shares granted to Uang Du-Tsuen on September 7, 2026 were reported at a price of $0.00 per share, indicating a compensation-related stock award rather than an open-market purchase.

What are Uang Du-Tsuen’s total ASX shareholdings after this transaction?

After the September 7, 2026 stock grant, Chief Administration Officer Uang Du-Tsuen directly holds 841,000 Ordinary Shares of ASE Technology Holding Co., Ltd., as reported in the filing.

Does the ASX Form 4 indicate use of a Rule 10b5-1 trading plan?

No. The Form 4 for ASE Technology Holding Co., Ltd. explicitly indicates that no Rule 10b5-1 trading plan applies to the reported grant of 90,000 Ordinary Shares to Uang Du-Tsuen.

Is the ASX Form 4 transaction a purchase or an award?

The Form 4 describes the September 7, 2026 transaction as a grant or award acquisition of 90,000 Ordinary Shares to Chief Administration Officer Uang Du-Tsuen, not an open-market purchase or sale.

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

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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^*

Uang Du-Tsuen

(Last) (First) (Middle)

ROOM 1901, NO. 333

SECTION 1 KEELUNG RD.

(Street)

TAIPEI TAIWAN 110

(City) (State) (Zip)

TAIWAN

(Country)

2. Issuer Name and Ticker or Trading Symbol
ASE Technology Holding Co., Ltd. [ ASX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/07/2026

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

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

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

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
Ordinary Shares	09/07/2026		A		90,000	A	$0	841,000	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:

	/s/ Georgette Yeh, attorney-in-fact for Du-Tsuen Uang	09/09/2026
	** 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.
* Form 4: SEC 1474 (03-26)