Cliff Asness's UMC Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 7.72 M shares of United Microelectronics Corporation (UMC) worth $210.01 M, representing 0.07% of the portfolio. First purchased in 2024-Q3, this short-term holding has been held for 8 quarters.
Based on 13F filings, Cliff Asness has maintained this position in UMC for several quarters, showing initial confidence in the investment. Largest addition occurred in Q4 2025, adding 8.49 M shares. Largest reduction occurred in Q2 2026, reducing 7 M shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's United Microelectronics Corporation (UMC) Holding Value Over Time
Track share changes against reported price movement
Quarterly United Microelectronics Corporation (UMC) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | -7 M | Reduce 47.55% | 7.72 M | $27.21 |
| Q1 2026 | +5.25 M | Add 55.47% | 14.71 M | $8.98 |
| Q4 2025 | +8.49 M | Add 873.85% | 9.46 M | $7.86 |
| Q3 2025 | -473,632 | Reduce 32.77% | 971,846 | $7.58 |
| Q2 2025 | +9,850 | Add 0.69% | 1.45 M | $7.65 |
| Q1 2025 | +452,788 | Add 46.07% | 1.44 M | $7.15 |
| Q4 2024 | +889,972 | Add 958.32% | 982,840 | $6.49 |
| Q3 2024 | +92,868 | New Buy | 92,868 | $8.73 |
Cliff Asness's United Microelectronics Corporation Investment FAQs
Cliff Asness first purchased United Microelectronics Corporation (UMC) in Q3 2024, acquiring 92,868 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held United Microelectronics Corporation (UMC) for 8 quarters since Q3 2024.
Cliff Asness's largest addition to United Microelectronics Corporation (UMC) was in Q4 2025, adding 9,464,312 shares worth $74.39 M.
According to the latest 13F filing for Q2 2026, Cliff Asness's firm, Aqr Capital Management LLC, owns 7,718,125 shares of United Microelectronics Corporation (UMC), valued at approximately $210.01 M.
As of the Q2 2026 filing, United Microelectronics Corporation (UMC) represents approximately 0.07% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in United Microelectronics Corporation (UMC) was 14,714,030 shares, as reported at the end of Q1 2026.