UMC
United Microelectronics CorporationNYSE19.28 USDT+0.41%Hyperliquid perpetual · refreshed every 30s
Key filings
All filings on SEC ›Earnings, material events (8-K), quarterly and annual reports, ownership reports
- 2026-10-236-KCurrent report (foreign issuer)Source ↗
- 2026-10-136-KCurrent report (foreign issuer)Source ↗
- 2026-10-066-KCurrent report (foreign issuer)Source ↗
- 2026-10-056-K/ACurrent report (foreign issuer) (Amended)Source ↗
- 2026-10-056-KCurrent report (foreign issuer)Source ↗
- 2026-09-296-KCurrent report (foreign issuer)Source ↗
- 2026-09-046-KCurrent report (foreign issuer)Source ↗
- 2026-09-026-KCurrent report (foreign issuer)Source ↗
- 2026-08-266-KCurrent report (foreign issuer)Source ↗
- 2026-08-146-KCurrent report (foreign issuer)Source ↗
- 2026-08-066-KCurrent report (foreign issuer)Source ↗
- 2026-08-056-KCurrent report (foreign issuer)Source ↗
- 2026-07-306-KCurrent report (foreign issuer)Source ↗
- 2026-07-296-KCurrent report (foreign issuer)Source ↗
- 2026-07-296-KCurrent report (foreign issuer)Source ↗
Filings are in English. Form and item labels are only a classification to help you navigate and do not interpret the filing.
Insider trades & planned sales
Stock transactions by officers and major holders (Form 4) and notices of proposed sale (Form 144)
- 2026-09-224Insider transactionSource ↗
- 2026-09-183Initial insider ownershipSource ↗
- 2026-09-174Insider transactionSource ↗
- 2026-09-084Insider transactionSource ↗
- 2026-07-134Insider transactionSource ↗
- 2026-06-304Insider transactionSource ↗
- 2026-05-073Initial insider ownershipSource ↗
- 2026-05-073Initial insider ownershipSource ↗
- 2026-05-073Initial insider ownershipSource ↗
- 2026-05-073Initial insider ownershipSource ↗