List of insiders holdings for UNITED MICROELECTRONICS CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Hung Chia-Tsung Chairman & CSO | 2026-03-18 06:04:36 | 63,241,892 1,269,435 | 64,511,327 | Form 3 |
| 2 | Wang Jason Shi Chief Executive Officer | 2026-03-18 06:06:19 | 32,655,440 0 | 32,655,440 | Form 3 |
| 3 | Hsu Ming-Chih President & COO | 2026-03-18 06:07:51 | 8,403,220 0 | 8,403,220 | Form 3 |
| 4 | HUNG KUEI-CHUN SVP | 2026-05-07 06:05:24 | 3,879,566 2,000,000 | 5,879,566 | Form 3 |
| 5 | CHANG OLIVER SVP | 2026-05-07 06:07:04 | 4,819,289 0 | 4,819,289 | Form 3 |
| 6 | LIN MING-YU Vice President | 2026-05-07 06:21:50 | 3,543,005 781,408 | 4,324,413 | Form 3 |
| 7 | Liu Chitung CFO & SVP | 2026-09-17 06:07:37 | 2,639,757 1,150,000 | 3,789,757 | Form 4 |
| 8 | WU CHUNG-HSIEN CISO & SVP | 2026-05-07 06:03:01 | 3,685,584 304 | 3,685,888 | Form 3 |
| 9 | HU CHE-JEN Vice President | 2026-06-30 21:48:56 | 3,214,080 0 | 3,214,080 | Form 4 |
| 10 | CHENG TZYY-MING Vice President | 2026-05-07 06:14:27 | 2,868,080 0 | 2,868,080 | Form 3 |
| 11 | CHEN MING-TSUNG Vice President | 2026-05-07 06:11:51 | 2,484,660 0 | 2,484,660 | Form 3 |
| 12 | CHEN JIN-SHUANG CHRO & VP | 2026-05-07 06:24:08 | 2,343,080 0 | 2,343,080 | Form 3 |
| 13 | LIU SHIH-WEI Vice President | 2026-05-07 06:19:40 | 2,183,080 0 | 2,183,080 | Form 3 |
| 14 | HSU SHIH-CHIEH Vice President | 2026-05-07 06:15:44 | 2,075,080 2,889 | 2,077,969 | Form 3 |
| 15 | HSU SHU-FEN Vice President | 2026-05-07 06:20:46 | 1,560,080 7,000 | 1,567,080 | Form 3 |
| 16 | TZOU SHIH-FANG Vice President | 2026-05-07 06:13:17 | 1,462,188 0 | 1,462,188 | Form 3 |
| 17 | SHEN YING-SHENG Vice President | 2026-05-07 06:18:32 | 1,313,080 0 | 1,313,080 | Form 3 |
| 18 | CHUANG YU-CHIH Vice President | 2026-05-07 06:09:58 | 1,199,331 13,943 | 1,213,274 | Form 3 |
| 19 | LIN JEN-TSUNG Vice President | 2026-09-22 06:11:40 | 1,172,140 0 | 1,172,140 | Form 4 |
| 20 | KUO LIN-WU Vice President | 2026-05-07 06:23:05 | 913,080 0 | 913,080 | Form 3 |
| 21 | LIAO CHING YU General Counsel & VP | 2026-05-07 06:25:11 | 732,480 0 | 732,480 | Form 3 |
| 22 | TAN WEN YI Vice President | 2026-05-07 06:27:17 | 650,600 0 | 650,600 | Form 3 |
| 23 | YEN HUNG-YU CHRO & VP | 2026-09-18 06:14:36 | 339,682 0 | 339,682 | Form 3 |
| 24 | LU CHIA-AO Vice President | 2026-05-07 06:26:12 | 170,000 0 | 170,000 | Form 3 |
| 25 | Wang Su-Lin Director | 2026-03-18 06:17:12 | 101,000 0 | 101,000 | Form 3 |
| 26 | Shyu Jyuo-Min Director | 2026-03-18 06:11:26 | 0 0 | 0 | Form 3 |
| 27 | Chen Lih-Juann Director | 2026-03-18 06:10:26 | 0 0 | 0 | Form 3 |
| 28 | Wu Ling-Ling Director | 2026-03-18 06:15:23 | 0 0 | 0 | Form 3 |
| 29 | Shiu Kuang-Si Director | 2026-03-18 06:12:28 | 0 0 | 0 | Form 3 |
| 30 | Hsu Wen Hsin Director | 2026-03-18 06:14:07 | 0 0 | 0 | Form 3 |