UNITED MICROELECTRONICS CORP (UMC)3

YEN HUNG-YU initial ownership report

5h ago
UNITED MICROELECTRONICS CORP (UMC)4

Liu Chitung bought 1,000,000 shares at $0.00 on 2026-09-07; Liu Chitung sold 1,000,000 shares at $0.00 on 2026-09-07 (+1 more)

Sep 8
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_09042026.htm

Sep 4
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_09022026.htm

Sep 2
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_08262026.htm

Aug 26
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_08142026.htm

Aug 14
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_08062026.htm

Aug 6
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_08052026.htm

Aug 5
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07302026.htm

Jul 30
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 2026q2_quarterly_reports.htm

Jul 29
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07292026.htm

Jul 29
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07212026.htm

Jul 21
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07152026.htm

Jul 15
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07142026.htm

Jul 14
UNITED MICROELECTRONICS CORP (UMC)4

Liu Chitung sold 1,900,000 shares at $154.89 on 2026-07-13; Liu Chitung transacted shares

Jul 13
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_07062026.htm

Jul 6
UNITED MICROELECTRONICS CORP (UMC)4

HU CHE-JEN sold 10,000 shares at $171.30 on 2026-06-30

Jul 1
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_06292026.htm

Jun 29
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_06232026.htm

Jun 23
UNITED MICROELECTRONICS CORP (UMC)6-K

Foreign Issuer Report: 6k_on_06222026.htm

Jun 22