UMC Stock Posts

2/9/2026 11:17:51 AM

Unusual Option Volume

UMC United Microelectronics (New)10.07+0.01 (+0.1%)

United Microelectronics (New) trades 1,800 contracts. The highest volume is in the 17-Jul-26 15 calls, which is 49.0% above the current price.

2/4/2026 3:24:32 PM

Unusual Option Volume

UMC United Microelectronics (New)9.96+0.11 (+1.1%)

United Microelectronics (New) trades 33,670 contracts.

2/3/2026 1:07:39 PM

Unusual Option Volume

UMC United Microelectronics (New)9.73-0.31 (-3.1%)

United Microelectronics (New) trades 3,676 contracts.

2/2/2026 10:22:49 AM

Unusual Option Volume

UMC United Microelectronics (New)10.04-0.14 (-1.4%)

United Microelectronics (New) trades 1,491 contracts.

1/30/2026 3:00:33 PM

Unusual Option Volume

UMC United Microelectronics (New)10.15-0.43 (-4.1%)

United Microelectronics (New) trades 2,868 contracts.

1/29/2026 10:49:59 AM

Unusual Option Volume

UMC United Microelectronics (New)10.48-0.90 (-7.9%)

United Microelectronics (New) trades 1,175 contracts. News: UMC Reports Fourth Quarter 2025 Results

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