UNITED MICROELECTRONICS CORP (UMC)
SEC filings, insider trading & institutional ownership from EDGAR.
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Latest filings
10-K, 10-Q, 8-K, Form 4 & 13D/G. Sourced directly from SEC EDGAR
No filings are available yet.
Top holders
13F & 13D/G • latest quarter
| Holder | Filed | Value |
|---|---|---|
| BlackRock, Inc. | Aug 7, 2026 | $858.32M |
| UBS Group AG | Aug 13, 2026 | $321.44M |
| GOLDMAN SACHS GROUP INC | Aug 14, 2026 | $302.3M |
| BANK OF AMERICA CORP /DE/ | Aug 14, 2026 | $277.03M |
| Vanguard Capital Management | Aug 13, 2026 | $234.06M |
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Data as of Oct 24, 2026Source: SEC EDGAR.