UMC
UMC·NYSE
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UMC Filings
Filing Date
Form Description
Form Type
2026-02-05
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2026-02-05 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2026-01-28
United Microelectronics Corporation (UMC) Q4 2025 Earnings Call Transcript
Earnings Call
2026-01-28 · Earnings Call
United Microelectronics Corporation (UMC) Q4 2025 Earnings Call Transcript
2026-01-28
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2026-01-28 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2026-01-14
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2026-01-14 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2026-01-07
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2026-01-07 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2025-12-30
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2025-12-30 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2025-12-17
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2025-12-17 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2025-12-10
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2025-12-10 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2025-12-04
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2025-12-04 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
2025-11-28
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
Key Events
2025-11-28 · Key Events
Form 6-K - Report of foreign issuer [Rules 13a-16 and 15d-16]
