ASE Technology (NYSE: ASX) officer reports 935,500 Ordinary Shares

Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. executive Kuo Hung-Ming, the Principal Accounting Officer, filed an initial ownership report showing direct holdings of 935,500 Ordinary Shares. This Form 3 establishes his reported equity stake in the company but does not disclose any recent share purchases or sales.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Kuo Hung-Ming

(Last) (First) (Middle)

ROOM 1901, NO. 333

SECTION 1 KEELUNG RD.

(Street)

TAIPEI TAIWAN 110

(City) (State) (Zip)

TAIWAN, PROVINCE OF CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary Shares	935,500	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit List - Exhibit 24.1 - Power of Attorney

	/s/ Georgette Yeh, attorney-in-fact for Hung-Ming Kuo	03/18/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does Kuo Hung-Ming’s Form 3 filing for ASX report?

The Form 3 reports that Principal Accounting Officer Kuo Hung-Ming holds 935,500 Ordinary Shares of ASE Technology Holding Co., Ltd. It is an initial ownership statement and does not describe any new share purchases or sales.

How many ASE Technology (ASX) shares does Kuo Hung-Ming hold?

Kuo Hung-Ming reports direct ownership of 935,500 Ordinary Shares of ASE Technology Holding Co., Ltd. This figure reflects his reported equity stake in the company at the time of the Form 3 filing, without detailing how or when the shares were acquired.

Does the ASX Form 3 show Kuo Hung-Ming buying or selling shares?

The Form 3 does not show any explicit buying or selling activity. It records Kuo Hung-Ming’s direct ownership position of 935,500 Ordinary Shares, serving as a baseline disclosure of his stake rather than a report of recent transactions.

What type of security is disclosed in Kuo Hung-Ming’s ASX Form 3?

The filing discloses holdings of Ordinary Shares in ASE Technology Holding Co., Ltd. All 935,500 reported shares are categorized as directly owned, with no derivative securities or option positions listed in the provided data.

What is Kuo Hung-Ming’s role at ASE Technology (ASX) in this filing?

In the filing, Kuo Hung-Ming is identified as an officer of ASE Technology Holding Co., Ltd., serving as Principal Accounting Officer. The Form 3 links this executive role to his reported direct ownership of 935,500 Ordinary Shares in the company.