ASE Technology officer exercises 300,000 options

Q: How many ASX shares did Chih-Hsiao Chung acquire through the option exercise?

On October 30, 2026, he exercised options to acquire 300,000 ordinary shares at an exercise price of NT$98.6 per share. His direct ordinary-share holdings following the transaction were 725,000 shares.

Q: When do the remaining ASX option installments vest?

The remaining installments are scheduled to vest at 10% each on February 18, 2027, August 18, 2027, February 18, 2028, and August 18, 2028.

The options were granted on August 18, 2023 and vest in seven semi-annual installments, with the final listed installment on August 18, 2028.

Available on EDGAR 11/03/2026 - 09:32 PM EST Accepted by SEC EDGAR 11/03/2026 - 09:32 PM EST

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Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. officer Chih-Hsiao Chung, GM, ASE Japan & Wuxi Tongzhi, exercised options on October 30, 2026, to acquire 300,000 ordinary shares at an exercise price of NT$98.6 per share. Following the exercise, his direct holdings were 725,000 ordinary shares and 200,000 options. The options expire August 17, 2033; they were granted August 18, 2023 and vest in seven semi-annual installments.

Insider Trade Summary

300,000 shares exercised/converted

Exercise 2 txns

Insider Chung Chih-Hsiao

Role GM, ASE Japan & Wuxi Tongzhi

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy) ^{F1, F2}	300,000	$0.00	$0.00
Exercise	Ordinary Shares ^{F1, F3}	300,000	$98.60	$29.58M

Holdings After Transaction: Stock Option (Right to Buy) — 200,000 contracts (Direct); Ordinary Shares — 725,000 shares (Direct)

Holdings Before and After: Stock Option (Right to Buy), 500,000 to 200,000 contracts (Direct); Ordinary Shares, 425,000 to 725,000 shares (Direct)

Footnotes (3)

F1. The option exercise price reflects New Taiwan dollars.
F2. Reflects stock options to purchase Ordinary Shares. These stock options were granted on August 18, 2023 and vest in seven semi-annual installments. 40% of the options vested on August 18, 2025, 10% of the options vested on February 18, 2026, 10% of the options vested on August 18, 2026, and the remaining installments will vest at 10% each on February 18, 2027, August 18, 2027, February 18, 2028 and August 18, 2028.
F3. The option exercise price was adjusted from $99.7 to $98.6 on July 11 due to cash dividend distribution.

Key Figures

Options exercised: 300,000 options Exercise price: NT$98.6 per share Ordinary shares acquired: 300,000 ordinary shares +3 more

6 metrics

Options exercised 300,000 options October 30, 2026

Exercise price NT$98.6 per share Options exercised October 30, 2026

Ordinary shares acquired 300,000 ordinary shares October 30, 2026

Direct ordinary shares following transaction 725,000 ordinary shares Following the October 30, 2026 transaction

Options following transaction 200,000 options Following the October 30, 2026 transaction

Option expiration date August 17, 2033 Stock options to purchase Ordinary Shares

Key Terms

Stock Option (Right to Buy), option exercise price, semi-annual installments, cash dividend distribution

4 terms

Stock Option (Right to Buy) financial

"Stock Option (Right to Buy)"

option exercise price financial

"The option exercise price reflects New Taiwan dollars."

semi-annual installments financial

"vest in seven semi-annual installments"

cash dividend distribution financial

"adjusted ... due to cash dividend distribution"

FAQ

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

How many ASX shares did Chih-Hsiao Chung acquire through the option exercise?

On October 30, 2026, he exercised options to acquire 300,000 ordinary shares at an exercise price of NT$98.6 per share. His direct ordinary-share holdings following the transaction were 725,000 shares.

When do the remaining ASX option installments vest?

The remaining installments are scheduled to vest at 10% each on February 18, 2027, August 18, 2027, February 18, 2028, and August 18, 2028.

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

Form 4 Insider Transactions: What Each Field Means →

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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^*

Chung Chih-Hsiao

(Last)

(First)

(Middle)

1863, OOAZAIRYUDA

TAKAHATA-MACHI

(Street)

HIGASHIOKITAMA-GUN, YAMAGATA

992-0324

(City)

(State)

(Zip)

JAPAN

(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)
	GM, ASE Japan & Wuxi Tongzhi

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/30/2026

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	10/30/2026		M		300,000	A	$98.6⁽¹⁾⁽³⁾	725,000	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)
Stock Option (Right to Buy)	$98.6⁽¹⁾	10/30/2026		M			300,000	⁽²⁾	08/17/2033	Ordinary Shares	300,000	$0	200,000	D

Explanation of Responses:

1. The option exercise price reflects New Taiwan dollars.

2. Reflects stock options to purchase Ordinary Shares. These stock options were granted on August 18, 2023 and vest in seven semi-annual installments. 40% of the options vested on August 18, 2025, 10% of the options vested on February 18, 2026, 10% of the options vested on August 18, 2026, and the remaining installments will vest at 10% each on February 18, 2027, August 18, 2027, February 18, 2028 and August 18, 2028.

3. The option exercise price was adjusted from $99.7 to $98.6 on July 11 due to cash dividend distribution.

	/s/ Georgette Yeh, attorney-in-fact for Chih-Hsiao Chung	11/03/2026
	** 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