Key facts
- This page summarizes Chi-Wen Tsai's Form 3 filing for ASE Technology Holding Co., Ltd. (ASX).
- 0 reported transactions and 0 derivative rows are listed below.
- Accepted by SEC: 18 Mar 2026, 14:12.
Chi-Wen Tsai - 18 Mar 2026 Form 3 Insider Report for ASE Technology Holding Co., Ltd. (ASX)
- Reporting relationship
- Chairman & President, SPIL
- Issuer ticker
- ASX
- Reported as of
- 18 Mar 2026
- Net transaction value
- $0
- Reporting owner signature
- /s/ Georgette Yeh, attorney-in-fact for Chi-Wen Tsai
Source evidence
Original filing metadata and source links for verification.
3 source fields
Reporting owner
1 detail
Key filing fact
Chi-Wen Tsai filed Form 3 for ASE Technology Holding Co., Ltd. (ASX) on 18 Mar 2026.
Change
- No earlier filing in this sequence is available for direct comparison.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Official SEC source
View source filing
Ownership activity is grounded in SEC Form 3 disclosures.
Reporting Owners (1)
CIK 0002116721
Primary reporting owner
Tsai Chi-Wen
- Relationship
- Chairman & President, SPIL
- Address
- NO. 123, SEC. 3, DA FONG RD., TANZI DISTRICT, TAICHUNG CITY, TAIWAN
- Signature
- /s/ Georgette Yeh, attorney-in-fact for Chi-Wen Tsai
- Signature date
- 18 Mar 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
ASX
holding
Ordinary Shares
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 15,264,000
- Date
- 18 Mar 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
SEC remarks
Exhibit List - Exhibit 24.1 - Power of Attorney