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UNITED MICROELECTRONICS CORP
UMCNYSECIK: 0001033767
Recent Form 4 activity at UNITED MICROELECTRONICS CORP (UMC) spans 25 filings across 21 insiders (all of them on the sell side). Purchases total $0 against $526.4M in sales — heavily weighted toward selling, for net sales of $526.4M. Liu Chitung is the most active by dollar volume, and the single largest transaction was $294.3M by Liu Chitung. All figures are drawn from official SEC Form 3, 4, and 5 disclosures and update as new filings arrive.
Total Volume
$526.4M
Purchases
$0
Sales
$526.4M
Unique Insiders
21
Recent Insider Trades
25 loaded
| Sep 22 | UMC UNITED MICROELECTRONICS CORP | LIN JEN-TSUNG | Insider | Sell | $1.6M |
| Sep 17 | UMC UNITED MICROELECTRONICS CORP | Liu Chitung | Insider | Sell | $228.8M |
| Sep 18 | UMC UNITED MICROELECTRONICS CORP | YEN HUNG-YU | Insider | Other | $0 |
| Sep 8 | UMC UNITED MICROELECTRONICS CORP | Liu Chitung | Insider | Other | $0 |
| Jul 13 | UMC UNITED MICROELECTRONICS CORP | Liu Chitung | Insider | Sell | $294.3M |
| Jun 30 | UMC UNITED MICROELECTRONICS CORP | HU CHE-JEN | Insider | Sell | $1.7M |
| May 7 | UMC UNITED MICROELECTRONICS CORP | TAN WEN YI | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | LU CHIA-AO | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | TZOU SHIH-FANG | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | CHANG OLIVER | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | LIAO CHING YU | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | CHUANG YU-CHIH | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | CHENG TZYY-MING | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | HUNG KUEI-CHUN | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | CHEN MING-TSUNG | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | LIN JEN-TSUNG | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | LIN MING-YU | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | CHEN JIN-SHUANG | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | WU CHUNG-HSIEN | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | HSU SHIH-CHIEH | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | KUO LIN-WU | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | SHEN YING-SHENG | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | HSU SHU-FEN | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | LIU SHIH-WEI | Insider | Other | $0 |
| May 7 | UMC UNITED MICROELECTRONICS CORP | HU CHE-JEN | Insider | Other | $0 |
25 filings