WEI CHEN-YEN

PrivateCIK: 2116440

WEI CHEN-YEN enters ASE TECHNOLOGY HOLDING CO., LTD. with 366.12K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderWEI CHEN-YENCIK 2116440
Officer· Chairman, USI Co., Ltd.
Since Mar 2026
366.12K
Baseline shares
100% direct
366.12K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Ordinary Shares

Direct
Shares owned366.12K
Total
366.12K direct366.12K
Derivative Holdings0
No derivative holdings reported
WEI CHEN-YEN — Initial Ownership Disclosure (Form 3) Filed Mar 18, 2026 | Finecho