United Microelectron-SP ADRUMC
13F holders, Q1 2026 (March 31)318holders +48
67new positions
21sold out
6famous investors
$8.98avg. 13F price*
At the end of Q1 2026, 318 institutions reported holding United Microelectron-SP ADR (UMC) in their 13F filings, up 48 from Q4 2025. 67 opened new positions and 21 sold out. The largest holders were BlackRock, Inc. ($246.9M), AQR Capital Management ($132.1M) and Two Sigma Investments, LP ($86.7M). 6 famous investors held it, including Cliff Asness (0.1% of AQR Capital Management's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- United Microelectron-SP ADR
- CUSIP
- 910873405
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 67 | $37.1M |
| Exits | 21 | $30.1M |
All 13F filers, Q4 2025 → Q1 2026: 46,927,091 shares bought and 18,943,889 shares sold, net +27,983,202 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 318 holders
| BlackRock, Inc. | 0.00% | Add +1.9% | 27,495,880 | $246.9M |
| AQR Capital Management | 0.06% | Add +55.5% | 14,714,030 | $132.1M |
| Two Sigma Investments, LP | 0.07% | Add +70.1% | 9,655,402 | $86.7M |
| Vanguard Capital Management LLC | 0.00% | — | 8,988,443 | $80.7M |
| Morgan Stanley | 0.00% | Add +14.5% | 8,777,903 | $78.8M |
| UBS Group AG | 0.01% | Add +78.9% | 8,175,144 | $73.4M |
| Acadian Asset Management LLC | 0.10% | Add +253.6% | 8,124,199 | $72.9M |
| Goldman Sachs Group Inc. | 0.01% | Add +24.3% | 5,874,864 | $52.8M |
| Man Group plc | 0.11% | Add +169.7% | 5,728,901 | $51.4M |
| Qube Research & Technologies Ltd | 0.07% | Add +1839.0% | 5,101,879 | $45.8M |
| State Street Corp. | 0.00% | Add +3.8% | 5,013,209 | $45.0M |
| Rafferty Asset Management, LLC | 0.18% | Reduce -23.1% | 4,983,653 | $44.8M |
| Barclays PLC | 0.02% | Reduce -14.0% | 4,738,867 | $42.6M |
| Citigroup Inc. | 0.02% | Add +42.8% | 4,296,722 | $38.6M |
| Northern Trust Corp. | 0.00% | Reduce -0.6% | 3,198,874 | $28.7M |
| Dimensional Fund Advisors LP | 0.01% | Add +13.2% | 2,849,737 | $25.6M |
| Vanguard Portfolio Management LLC | 0.00% | — | 2,763,082 | $24.8M |
| Bank of America Corp. | 0.00% | Reduce -53.5% | 2,603,218 | $23.4M |
| Jane Street Group, LLC | 0.03% | Add +459.8% | 2,570,219 | $23.1M |
| Creative Planning | 0.01% | Add +9.4% | 2,364,371 | $21.2M |
| D. E. Shaw & Co. | 0.01% | Add +117.4% | 1,891,608 | $17.0M |
| Millennium Management | 0.01% | Add +154.6% | 1,770,129 | $15.9M |
| Tidal Investments LLC | 0.04% | Add +985.6% | 1,596,151 | $14.3M |
| BNP Paribas Financial Markets | 0.01% | Add +7.3% | 1,581,879 | $14.2M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.01% | Add +238.9% | 1,049,370 | $9.4M |
| Matthews International Capital Management LLC | 3.56% | New | 977,645 | $8.8M |
| Moran Wealth Management, LLC | 0.25% | Add +14.9% | 910,416 | $8.2M |
| US Bancorp \de | 0.01% | Add +40.7% | 815,563 | $7.3M |
| Citadel Advisors | 0.01% | Reduce -31.9% | 765,322 | $6.9M |
| Capital Fund Management S.A. | 0.06% | Add +203.5% | 745,338 | $6.7M |
| Quantinno Capital Management LP | 0.01% | Add +17.9% | 710,604 | $6.4M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Add +4808.3% | 710,083 | $6.4M |
| LSV Asset Management | 0.01% | No change | 694,211 | $6.2M |
| Rhumbline Advisers | 0.01% | Reduce -8.5% | 667,577 | $6.0M |
| B. Metzler seel. Sohn & Co. AG | 0.05% | Reduce -0.8% | 653,499 | $5.9M |
| Vident Advisory, LLC | 0.05% | Add +14.0% | 635,255 | $5.7M |
| Aquatic Capital Management LLC | 0.16% | Reduce -21.3% | 603,979 | $5.4M |
| Susquehanna International Group, LLP | 0.01% | Add +22.5% | 575,738 | $5.2M |
| Mackenzie Financial Corp. | 0.01% | Add +114.0% | 539,683 | $4.8M |
| Eurizon Capital SGR S.p.A. | 0.01% | Add +17.4% | 524,204 | $4.5M |
| Quadrant Capital Group LLC | 0.12% | Add +40.4% | 462,655 | $4.2M |
| Laird Norton Wetherby Trust Company, LLC | 0.09% | Add +1.4% | 461,552 | $4.1M |
| Ethic Inc. | 0.06% | Reduce -10.5% | 443,697 | $4.0M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 440,567 | $4.0M |
| Guggenheim Capital LLC | 0.03% | Add +4.8% | 432,045 | $3.9M |
| O'shaughnessy Asset Management, LLC | 0.02% | Add +11.4% | 426,641 | $3.8M |
| Baird Financial Group, Inc. | 0.01% | Add +4.0% | 425,903 | $3.8M |
| Vanguard Personalized Indexing Management, LLC | 0.04% | Add +1.4% | 418,320 | $3.8M |
| First Trust Advisors LP | 0.00% | Reduce -6.3% | 406,392 | $3.6M |
| North of South Capital LLP | 0.33% | Add +100.5% | 405,075 | $3.6M |
| Capstone Investment Advisors, LLC | 0.04% | New | 364,169 | $3.3M |
| Advisors Asset Management, Inc. | 0.05% | Add +18.5% | 363,088 | $3.3M |
| Robeco Institutional Asset Management B.V. | 0.00% | Add +27.3% | 311,532 | $2.8M |
| Storebrand Asset Management As | 0.01% | No change | 307,352 | $2.8M |
| Schroder Investment Management Group | 0.00% | Reduce -92.9% | 293,095 | $2.5M |
| JPMorgan Chase & Co. | 0.00% | Add +84.5% | 260,704 | $2.2M |
| Cerity Partners LLC | 0.00% | Add +1.3% | 244,754 | $2.2M |
| Signaturefd, LLC | 0.03% | Add +0.3% | 230,854 | $2.1M |
| Natixis Advisors, LLC | 0.00% | Add +27.8% | 226,720 | $2.0M |
| Old Mission Capital LLC | 0.05% | New | 225,774 | $2.0M |
| Ieq Capital, LLC | 0.01% | Reduce -0.7% | 208,870 | $1.9M |
| Engineers Gate Manager LP | 0.02% | Add +548.5% | 208,349 | $1.9M |
| Sequoia Financial Advisors, LLC | 0.01% | Add +4.6% | 207,053 | $1.9M |
| Marshall Wace, LLP | 0.00% | Reduce -95.7% | 205,414 | $1.8M |
| Vestmark Advisory Solutions, Inc. | 0.02% | Add +156.8% | 194,724 | $1.7M |
| Mariner, LLC | 0.00% | Add +10.0% | 190,382 | $1.7M |
| Crossmark Global Holdings, Inc. | 0.02% | Reduce -21.2% | 185,473 | $1.7M |
| NLB Skladi, upravljanje premozenja, d.o.o. | 0.08% | Add +6.7% | 183,859 | $1.7M |
| Brooklyn Investment Group | 0.05% | Add +32.1% | 176,548 | $1.6M |
| Sei Investments Co. | 0.00% | Add +508.6% | 169,183 | $1.5M |
| PNC Financial Services Group, Inc. | 0.00% | Add +0.1% | 166,757 | $1.5M |
| HRT Financial LP | 0.00% | New | 164,919 | $1.5M |
| Stifel Financial Corp. | 0.00% | New | 163,818 | $1.5M |
| Ballentine Partners, LLC | 0.02% | Add +4.5% | 162,094 | $1.5M |
| Delta Global Management LP | 0.12% | New | 159,747 | $1.4M |
| Summit Global Investments | 0.08% | Reduce -41.2% | 153,593 | $1.4M |
| Corient Private Wealth LP | 0.00% | Add +6.3% | 156,245 | $1.4M |
| Envestnet Asset Management Inc. | 0.00% | Add +51.4% | 152,661 | $1.4M |
| XTX Topco Ltd | 0.02% | New | 150,855 | $1.4M |
| Callan Family Office, LLC | 0.03% | Add +102.6% | 147,544 | $1.3M |
| Greenleaf Trust | 0.01% | Reduce -5.9% | 142,996 | $1.3M |
| Bridgewater Advisors Inc. | 0.08% | Add +1.9% | 79,803 | $1.3M |
| Bridgewater Associates | 0.01% | New | 134,029 | $1.2M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Add +0.8% | 129,895 | $1.2M |
| West Family Investments, Inc. | 0.39% | Reduce -17.9% | 125,324 | $1.1M |
| Parallel Advisors, LLC | 0.02% | Add +3.1% | 124,838 | $1.1M |
| Vise Technologies, Inc. | 0.02% | No change | 142,234 | $1.1M |
| Profund Advisors LLC | 0.04% | Reduce -1.2% | 124,345 | $1.1M |
| Squarepoint Ops LLC | 0.00% | New | 123,495 | $1.1M |
| Frank, Rimerman Advisors LLC | 0.07% | No change | 123,033 | $1.1M |
| FMR LLC | 0.00% | Reduce -43.8% | 120,148 | $1.1M |
| Neuberger Berman Group LLC | 0.00% | Add +100.5% | 114,065 | $1.0M |
| Group One Trading LLC | 0.03% | New | 113,737 | $1.0M |
| Caprock Group, LLC | 0.02% | Add +8.2% | 112,644 | $1.0M |
| LPL Financial LLC | 0.00% | Add +67.8% | 112,356 | $1.0M |
| Pathstone Holdings, LLC | 0.00% | Add +2.5% | 102,902 | $924K |
| Invesco Ltd. | 0.00% | Add +14.3% | 102,764 | $923K |
| Headlands Technologies LLC | 0.10% | New | 101,756 | $914K |
| Generali Investments CEE, investicni spolecnost, a.s. | 0.05% | No change | 101,415 | $911K |
| SG Americas Securities, LLC | 0.00% | New | 99,946 | $898K |
"% of holder's portfolio" is UMC's weight in each manager's 13F, not the share of United Microelectron-SP ADR the manager owns.