WU CHUNG-HSIEN

PrivateCIK: 2133590

WU CHUNG-HSIEN enters UNITED MICROELECTRONICS CORP with 3.69M shares across direct and indirect positions

This filing by WU CHUNG-HSIEN (CISO & SVP) establishes the baseline for all future Form 4 insider transaction reports at UNITED MICROELECTRONICS CORP.

Direct Indirect
InsiderWU CHUNG-HSIENCIK 2133590
Officer· CISO & SVP
Since Apr 2026
3.69M
Baseline shares
100% direct
3.69M
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
2
Security positions
304.00 indirect
Non-Derivative Holdings2

Common Shares

Indirect
Shares owned304.00

Common Shares

Direct
Shares owned3.69M
Total
3.69M direct·304.00 indirect3.69M
Derivative Holdings0
No derivative holdings reported
WU CHUNG-HSIEN — Initial Ownership Disclosure (Form 3) Filed May 7, 2026 | Finecho