Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-09-16 Sale | 2026-09-17 06:07 am | UNITED MICROELECTRONICS CORP | UMC | Liu Chitung CFO & SVP | 1,600,000 | $143 | $228,799,600 | 3,789,757 (Indirect Direct) | View |
| 2026-07-13 Sale | 2026-07-13 06:04 am | UNITED MICROELECTRONICS CORP | UMC | Liu Chitung CFO & SVP | 1,900,000 | $154.89 | $294,291,000 | 5,472,917 (Indirect Direct) | View |
| 2026-06-30 Sale | 2026-06-30 9:48 pm | UNITED MICROELECTRONICS CORP | UMC | HU CHE-JEN Vice President | 10,000 | $171.3 | $1,713,000 | 3,214,080 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
Ownership | 2026-09-18 06:14 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | YEN HUNG-YU CHRO & VP | 0 | $0 | 339,682 (Direct) | View |
| 2026-09-07 Other | 2026-09-08 06:01 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Liu Chitung CFO & SVP | 1,000,000 | $0 | 7,472,917 (Direct) | View |
Ownership | 2026-05-07 06:27 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | TAN WEN YI Vice President | 0 | $0 | 650,600 (Direct) | View |
Ownership | 2026-05-07 06:26 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | LU CHIA-AO Vice President | 0 | $0 | 170,000 (Direct) | View |
Ownership | 2026-05-07 06:25 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | LIAO CHING YU General Counsel & VP | 0 | $0 | 732,480 (Direct) | View |
Ownership | 2026-05-07 06:24 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | CHEN JIN-SHUANG CHRO & VP | 0 | $0 | 2,343,080 (Direct) | View |
Ownership | 2026-05-07 06:23 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | KUO LIN-WU Vice President | 0 | $0 | 913,080 (Direct) | View |
Ownership | 2026-05-07 06:21 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | LIN MING-YU Vice President | 0 | $0 | 4,324,413 (Direct) | View |
Ownership | 2026-05-07 06:20 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | HSU SHU-FEN Vice President | 0 | $0 | 1,567,080 (Direct) | View |
Ownership | 2026-05-07 06:19 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | LIU SHIH-WEI Vice President | 0 | $0 | 2,183,080 (Direct) | View |
Ownership | 2026-05-07 06:18 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | SHEN YING-SHENG Vice President | 0 | $0 | 1,313,080 (Direct) | View |
Ownership | 2026-05-07 06:16 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | HU CHE-JEN Vice President | 0 | $0 | 3,224,080 (Direct) | View |
Ownership | 2026-05-07 06:15 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | HSU SHIH-CHIEH Vice President | 0 | $0 | 2,077,969 (Direct) | View |
Ownership | 2026-05-07 06:14 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | CHENG TZYY-MING Vice President | 0 | $0 | 2,868,080 (Direct) | View |
Ownership | 2026-05-07 06:13 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | TZOU SHIH-FANG Vice President | 0 | $0 | 1,462,188 (Direct) | View |
Ownership | 2026-05-07 06:11 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | CHEN MING-TSUNG Vice President | 0 | $0 | 2,484,660 (Direct) | View |
Ownership | 2026-05-07 06:09 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | CHUANG YU-CHIH Vice President | 0 | $0 | 1,213,274 (Direct) | View |
Ownership | 2026-05-07 06:08 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | LIN JEN-TSUNG Vice President | 0 | $0 | 1,229,660 (Direct) | View |
Ownership | 2026-05-07 06:07 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | CHANG OLIVER SVP | 0 | $0 | 4,819,289 (Direct) | View |
Ownership | 2026-05-07 06:05 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | HUNG KUEI-CHUN SVP | 0 | $0 | 5,879,566 (Direct) | View |
Ownership | 2026-05-07 06:03 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | WU CHUNG-HSIEN CISO & SVP | 0 | $0 | 3,685,888 (Direct) | View |
Ownership | 2026-03-18 06:18 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Liu Chitung CFO & SVP | 0 | $0 | 7,372,917 (Direct) | View |
Ownership | 2026-03-18 06:17 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Wang Su-Lin Director | 0 | $0 | 101,000 (Direct) | View |
Ownership | 2026-03-18 06:07 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Hsu Ming-Chih President & COO | 0 | $0 | 8,403,220 (Direct) | View |
Ownership | 2026-03-18 06:06 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Wang Jason Shi Chief Executive Officer | 0 | $0 | 32,655,440 (Direct) | View |
Ownership | 2026-03-18 06:04 am | N/A N/A | UNITED MICROELECTRONICS CORP | UMC | Hung Chia-Tsung Chairman & CSO | 0 | $0 | 64,511,327 (Direct) | View |