See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
Transactions2
Insider Involved1
Total Buys$0.00
Total Sells$228.8M
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Sep 17, 2026 Liu Chitung |
Liu Chitung
|
Sell |
400,000 | $145.00 | 400,000 $145.00 $58,000,000 |
Sep 16, 2026 Liu Chitung |
Liu Chitung
|
Sell |
1,200,000 | $142.33 | 1,200,000 $142.33 $170,799,600 |
Jul 13, 2026 Liu Chitung |
Liu Chitung
|
Sell |
1,900,000 | $154.89 | 1,900,000 $154.89 $294,291,000 |
Jun 30, 2026 HU CHE-JEN |
HU CHE-JEN
Vice President
|
Sell |
10,000 | $171.30 | 10,000 $171.30 $1,713,000 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
No Historical Insider Transactions found for UNITED MICROELECTRONICS CORP
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