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

Spouse of ASE Technology (NYSE: ASX) director sells 27,000 shares indirectly

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

Rhea-AI Filing Summary

ASE Technology Holding Co., Ltd. director Jeffrey Chen reported that his spouse conducted open-market sales of a total of 27,000 Ordinary Shares, split into 9,000-share trades on three dates at prices between 446 and 461.5 New Taiwan Dollars per share. These transactions are reported as indirect ownership "By Spouse," with 119,000 indirectly held Ordinary Shares remaining afterward. Chen also reports direct ownership of 2,383,000 Ordinary Shares as of April 16, 2026, and disclaims beneficial ownership of the reported securities except to the extent of any pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Chen Jeffrey
Role null
Sold 27,000 shs ($12.25M)
Type Security Shares Price Value
Sale Ordinary Shares 9,000 $461.50 $4.15M
Sale Ordinary Shares 9,000 $454.00 $4.09M
Sale Ordinary Shares 9,000 $446.00 $4.01M
holding Ordinary Shares -- -- --
Holdings After Transaction: Ordinary Shares — 119,000 shares (Indirect, By Spouse); Ordinary Shares — 2,383,000 shares (Direct, null)
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 Ordinary Shares Total open-market sales reported by spouse across three trades
Sale price 1 NT$446 per share Price for 9,000-share sale of Ordinary Shares
Sale price 2 NT$454 per share Price for 9,000-share sale of Ordinary Shares
Sale price 3 NT$461.5 per share Price for 9,000-share sale of Ordinary Shares
Indirect holdings after sales 119,000 Ordinary Shares Spouse-held Ordinary Shares after April 20, 2026 sale
Direct holdings reported 2,383,000 Ordinary Shares Directly held by Jeffrey Chen as of April 16, 2026
Net share change -27,000 shares Net buy/sell shares in the reporting period
open-market sale financial
"transaction_action": "open-market sale""
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": "I","nature_of_ownership": "By Spouse""
Ordinary Shares financial
""security_title": "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.
beneficial ownership financial
"disclaims beneficial ownership over the securities reported"
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.
pecuniary interest financial
"except to the extent of his pecuniary interest therein"
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)
04/16/2026		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 Shares04/16/2026S9,000D$446(1)137,000IBy Spouse(2)
Ordinary Shares04/17/2026S9,000D$454(1)128,000IBy Spouse(2)
Ordinary Shares04/20/2026S9,000D$461.5(1)119,000IBy 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 Chen04/20/2026
** 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 ASE Technology (ASX) disclose in this Form 4?

The Form 4 shows open-market sales totaling 27,000 Ordinary Shares in ASE Technology. These were reported by director Jeffrey Chen as indirect transactions through his spouse, spread across three separate 9,000-share sales at stated New Taiwan Dollar prices.

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

The filing reports three spouse transactions of 9,000 Ordinary Shares each at NT$446, NT$454, and NT$461.5 per share. All trades are characterized as open-market sales of ASE Technology Ordinary Shares, with prices denominated in New Taiwan Dollars.

Are the ASE Technology (ASX) Form 4 sales direct or indirect holdings for Jeffrey Chen?

The 27,000-share sales are reported as indirect holdings "By Spouse." The Form 4 specifies that these Ordinary Shares are owned by Chen’s spouse, and Chen disclaims beneficial ownership except for any pecuniary interest, meaning the transactions are attributed to the spouse’s holdings.

How many ASE Technology (ASX) shares does Jeffrey Chen report owning after these transactions?

After the reported sales, Chen reports 119,000 Ordinary Shares held indirectly through his spouse, plus a separate 2,383,000 Ordinary Shares held directly as of April 16, 2026. This shows a large remaining stake despite the 27,000 shares sold indirectly.

Does the ASE Technology (ASX) Form 4 involve any options or derivative securities?

No derivative securities are shown in this Form 4. All reported activity involves non-derivative Ordinary Shares, and the derivative position summary is empty, indicating no option exercises, warrant conversions, or other derivative transactions in the disclosed data.

What does the beneficial ownership disclaimer mean in the ASE Technology (ASX) Form 4?

The Form 4 states that Chen disclaims beneficial ownership of the reported securities except for any pecuniary interest. This means he reports the spouse’s holdings for compliance, but does not assert full economic ownership beyond any financial interest he may have.