UMC UNITED MICROELECTRONICS CORP: institutional ownership and insider trading
385 funds reported holding $5.38B of UNITED MICROELECTRONICS CORP in their latest 13F filings; in Q2 2026 funds net bought $395M, with 83 new positions and 36 funds selling out; over the last 12 months insiders bought $0 and sold $526M on the open market.
Famous investors holding UMC
- Two Sigma (Two Sigma Investments): $84.0M, 0.1% of the portfolio
- Izzy Englander (Millennium Management): $17.0M, 0.0% of the portfolio
- Lee Ainslie (Maverick Capital): $783K, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $40.8M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $5.34M, 0.0% of the portfolio
Largest institutional holders of UMC
- BlackRock, Inc. (BLK) — $858M
- UBS Group AG (UBS) — $321M
- GOLDMAN SACHS GROUP INC (GS, GSCE, GS-PA, GS-PC, GS-PD) — $302M
- BANK OF AMERICA CORP /DE/ (BAC, BAC-PB, BAC-PE, BAC-PK, BAC-PL, BAC-PM, BAC-PN, BAC-PO, BAC-PP, BML-PG, BML-PH, BML-PJ, BML-PL) — $277M
- VANGUARD CAPITAL MANAGEMENT LLC — $234M
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $225M
- AQR CAPITAL MANAGEMENT LLC — $210M
- Rafferty Asset Management, LLC — $208M
- ACADIAN ASSET MANAGEMENT LLC — $157M
- SUSQUEHANNA INTERNATIONAL GROUP, LLP — $155M
Recent UMC insider trades
- Sep 22, 2026: Lin Jen-Tsung sold 10,000 shares ($1.63M)
- Sep 17, 2026: Liu Chitung sold 1,600,000 shares ($229M)
- Jul 13, 2026: Liu Chitung sold 1,900,000 shares ($294M)
- Jun 30, 2026: Hu Che-Jen sold 10,000 shares ($1.71M)
5%+ owners
- BlackRock, Inc.: 6.5% (Schedule 13G/A, filed Apr 29, 2026)