CHUANG YU-CHIH enters UNITED MICROELECTRONICS CORP with 1.21M shares across direct and indirect positions
This filing by CHUANG YU-CHIH (Vice President) establishes the baseline for all future Form 4 insider transaction reports at UNITED MICROELECTRONICS CORP.
Direct Indirect
Filed: 5/7/2026ACC: 0001193125-26-210149
Officer· Vice President
Since Apr 2026
1.21M
Baseline shares
99% direct
1.20M
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
2
Security positions
13.94K indirect
Non-Derivative Holdings2
Common Shares
IndirectShares owned13.94K
Common Shares
DirectShares owned1.20M
Total
1.20M direct·13.94K indirect1.21M
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Shares | 13.94K | Indirect |
| Common Shares | 1.20M | Direct |
| Total | 1.21M | 1.20M direct·13.94K indirect |
Derivative Holdings0
No derivative holdings reported