InsiderTrades

UMC UNITED MICROELECTRONICS CORP

NYSE · SEC CIK 1033767 · EDGAR

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$526.43M
4 sales by 3 insiders
Filings on record
5
since 2026-06-30, latest 2026-09-22 06:11
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Liu ChitungCFO, SVP —$523.09M
HU CHE-JENVP —$1.71M
LIN JEN-TSUNGVP —$1.63M

Transactions 6

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-09-22 06:11 2026-09-22 UMC LIN JEN-TSUNG VP S - Sale $163.00 -10.0K 1.17M -0.8% -$1.63M
M 2026-09-17 06:07 2026-09-16+ UMC Liu Chitung CFO, SVP S - Sale $143.00 -1.60M 2.64M -38% -$228.80M
2026-09-08 06:01 2026-09-07 UMC Liu Chitung CFO, SVP J - Other $0.00 +1.00M 4.32M +30% $0
I 2026-09-08 06:01 2026-09-07 UMC Liu Chitung CFO, SVP J - Other $0.00 -1.00M 1.00M -50% $0
2026-07-13 06:04 2026-07-13 UMC Liu Chitung CFO, SVP S - Sale $154.89 -1.90M 3.32M -36% -$294.29M
2026-06-30 21:48 2026-06-30 UMC HU CHE-JEN VP S - Sale $171.30 -10.0K 3.21M -0.3% -$1.71M

Purchase Sale Sale after option exercise All abbreviations