ASE Technology Du-Tsuen Uang sells 3,000 shares

ASE Technology's Chief Administration Officer directly held 838,000 ordinary shares after the reported transaction.

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Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. Chief Administration Officer Du-Tsuen Uang reported selling 3,000 ordinary shares on October 12, 2026, at 752 New Taiwan Dollars per share. The shares were held directly, and his reported direct holdings after the sale were 838,000 ordinary shares. No Rule 10b5-1 plan is reported.

Insights

Analyzing...

Insider Trade Summary

Net Seller: 3,000 shares

Net Sell 1 txn

Insider Uang Du-Tsuen

Role Chief Administration Officer

Sold 3,000 shs ($2.26M)

Type	Security	Shares	Price	Value
Sale	Ordinary Shares ^F1	3,000	$752.00	$2.26M

Holdings After Transaction: Ordinary Shares — 838,000 shares (Direct)

Footnotes (1)

F1. New Taiwan Dollars.

Key Figures

Ordinary shares sold: 3,000 shares Sale price per share: 752 New Taiwan Dollars per share Direct ordinary shares held after sale: 838,000 shares

3 metrics

Ordinary shares sold 3,000 shares Sale on October 12, 2026

Sale price per share 752 New Taiwan Dollars per share Sale on October 12, 2026

Direct ordinary shares held after sale 838,000 shares Reported after the sale on October 12, 2026

Key Terms

New Taiwan Dollars, non-derivative, per-share

3 terms

New Taiwan Dollars financial

"New Taiwan Dollars."

The New Taiwan Dollar (NTD) is the official currency used in Taiwan for everyday transactions, like buying groceries or paying bills. For investors, it matters because its value can influence Taiwan’s economy and affect the profitability of investments related to the region. Changes in the currency’s strength can also impact international trade and financial markets involving Taiwan.

non-derivative technical

"transaction type: non-derivative"

FAQ

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How many ASX shares did Du-Tsuen Uang sell and at what price?

Du-Tsuen Uang, ASE Technology Holding Co., Ltd.'s Chief Administration Officer, reported selling 3,000 ordinary shares on October 12, 2026, at 752 New Taiwan Dollars per share. The shares were held directly, and his reported direct holdings after the sale were 838,000 ordinary shares. No Rule 10b5-1 plan is reported.

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Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/14/2026 - 06:06 AM EDT Accepted by SEC EDGAR 10/14/2026 - 06:06 AM EDT

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)
10/12/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Ordinary Shares	10/12/2026		S		3,000	D	$752⁽¹⁾	838,000	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. New Taiwan Dollars.

	/s/ Georgette Yeh, attorney-in-fact for Du-Tsuen Uang	10/14/2026
	** 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)

Source: View Original Filing on SEC EDGAR