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  4. [Form 4] ASE Technology Holding Co., Ltd. Insider Trading Activity

27,000 ASE (ASX) shares sold from spouse-held stake of director

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. director Jeffrey Chen reported three open-market sales of Ordinary Shares indirectly held through his spouse. On April 8–10, 2026, a total of 27,000 shares were sold at prices between NT$380.5 and NT$388 per share.

After these transactions, Chen reports 173,000 Ordinary Shares indirectly held by his spouse and a separate 2,383,000 Ordinary Shares held directly. A footnote states that he disclaims beneficial ownership of the reported securities except to the extent of any pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Chen Jeffrey
Role Director
Sold 27,000 shs ($10.40M)
Type Security Shares Price Value
Sale Ordinary Shares 9,000 $387.00 $3.48M
Sale Ordinary Shares 9,000 $388.00 $3.49M
Sale Ordinary Shares 9,000 $380.50 $3.42M
holding Ordinary Shares -- -- --
Holdings After Transaction: Ordinary Shares — 173,000 shares (Indirect, By Spouse); Ordinary Shares — 2,383,000 shares (Direct)
Footnotes (1)
  1. New Taiwan Dollars. The Reporting Person disclaims beneficial ownership over the securities reported except to the extent of his pecuniary interest therein, if any.
Shares sold 27,000 shares Total Ordinary Shares sold April 8–10, 2026
Sale price 8 Apr 2026 NT$380.5/share 9,000 Ordinary Shares open-market sale
Sale price 9 Apr 2026 NT$388.00/share 9,000 Ordinary Shares open-market sale
Sale price 10 Apr 2026 NT$387.00/share 9,000 Ordinary Shares open-market sale
Indirect holdings post-trade 173,000 shares Ordinary Shares held indirectly By Spouse after sales
Direct holdings 2,383,000 shares Ordinary Shares held directly as of April 8, 2026
open-market sale financial
"transaction_action is described as "open-market sale" of Ordinary Shares"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
indirect ownership financial
"direct_or_indirect is marked "I" with nature of ownership "By Spouse""
Ordinary Shares financial
"security_title is listed as "Ordinary Shares" for each transaction"
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.
pecuniary interest financial
"footnote states Chen disclaims ownership except to extent of his pecuniary interest"
beneficial ownership financial
"footnote notes he disclaims beneficial ownership of the reported securities"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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*
Chen Jeffrey
(Last)(First)(Middle)
ROOM 1901, NO. 333
SECTION 1 KEELUNG RD.
(Street)
TAIPEITAIWAN110
(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/08/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Ordinary Shares04/08/2026S9,000D$380.5(1)191,000IBy Spouse(2)
Ordinary Shares04/09/2026S9,000D$388(1)182,000IBy Spouse(2)
Ordinary Shares04/10/2026S9,000D$387(1)173,000IBy Spouse(2)
Ordinary Shares2,383,000D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. New Taiwan Dollars.
2. The Reporting Person disclaims beneficial ownership over the securities reported except to the extent of his pecuniary interest therein, if any.
/s/ Georgette Yeh, attorney-in-fact for Jeffrey Chen04/10/2026
** Signature of Reporting PersonDate
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

FAQ

What insider transactions did ASX director Jeffrey Chen report?

Jeffrey Chen reported three open-market sales totaling 27,000 ASE Technology (ASX) Ordinary Shares. The sales occurred on April 8–10, 2026, at prices between NT$380.5 and NT$388 per share, from shares indirectly held through his spouse.

At what prices were the ASE Technology (ASX) shares sold in this Form 4?

The reported sales were executed between NT$380.5 and NT$388 per Ordinary Share. Specifically, 9,000 shares were sold at NT$380.5, 9,000 at NT$388, and 9,000 at NT$387, reflecting open-market sale prices in New Taiwan Dollars.

How many ASE Technology (ASX) shares does Jeffrey Chen report holding after these trades?

After the trades, Chen reports 173,000 Ordinary Shares indirectly and 2,383,000 shares directly. The 173,000 shares are held through his spouse, while the 2,383,000 Ordinary Shares are reported as directly held in his own name.

Are the ASE Technology (ASX) shares in this Form 4 held directly by Jeffrey Chen?

The reported sales involve shares held indirectly through Chen’s spouse. The filing notes indirect ownership "By Spouse" for the sold shares, and includes a footnote where Chen disclaims beneficial ownership except to the extent of any pecuniary interest.

What is the total number of ASE Technology (ASX) shares sold in this Form 4?

The Form 4 reports net open-market sales of 27,000 Ordinary Shares. These consist of three separate transactions of 9,000 shares each on April 8, 9, and 10, 2026, all classified as open-market or private sales of non-derivative securities.

Does the ASE Technology (ASX) Form 4 mention any derivative securities or option exercises?

No derivative securities or option exercises are reported in this Form 4 excerpt. All listed transactions involve non-derivative Ordinary Shares, and the derivative position summary shows no derivative transactions or remaining derivative securities related to these trades.