United Microelectronics Corp
UMC- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001033767
No open-market purchases or sales by United Microelectronics Corp insiders were filed in the last 90 days; 365 institutions reported holding it in 13F filings for Q2 2026, worth $4.89B in total; Maverick Capital is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in United Microelectronics Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 365
- +54 vs. Q1 2026
- Shares held
- 180.0M
- +4.41M (+2.5%) vs. Q1 2026
- Total value
- $4.89B
- +$3.33B (+212.6%) vs. Q1 2026
- New holders
- 91
- 130 more added
- Sold out
- 37
- 112 more reduced
8 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting UMC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 365 | $4.89B |
| Q1 2026 | 319 | $1.57B |
| Q4 2025 | 271 | $1.19B |
| Q3 2025 | 240 | $1.00B |
| Q2 2025 | 239 | $1.16B |
| Q1 2025 | 234 | $1.11B |
| Q4 2024 | 253 | $1.04B |
| Q3 2024 | 268 | $1.35B |
| Q2 2024 | 238 | $1.16B |
| Q1 2024 | 242 | $1.07B |
| Q4 2023 | 250 | $1.03B |
| Q3 2023 | 217 | $912.6M |
| Q2 2023 | 220 | $1.00B |
| Q1 2023 | 221 | $1.15B |
| Q4 2022 | 223 | $873.8M |
| Q3 2022 | 226 | $744.5M |
| Q2 2022 | 225 | $857.0M |
| Q1 2022 | 241 | $1.17B |
| Q4 2021 | 264 | $1.32B |
| Q3 2021 | 230 | $1.35B |
| Q2 2021 | 203 | $846.6M |
| Q1 2021 | 205 | $818.6M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding United Microelectronics Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Silver Grove Financial Group, Inc. | 1,820 | $49.5K | 0.03% | +1,820 | New |
| LRI Investments, LLC | 1,641 | $44.6K | 0.00% | +495+43.2% | Added |
| Westside Investment Management, Inc. | 1,592 | $43.3K | 0.01% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 1,549 | $42.0K | 0.00% | 00.0% | Unchanged |
| Trust Co of Vermont | 1,500 | $40.8K | 0.00% | +1,500 | New |
| Pinnacle Bancorp, Inc. | 1,493 | $40.6K | 0.01% | +1,493 | New |
| Wiser Advisor Group LLC | 1,469 | $40.0K | 0.04% | 00.0% | Unchanged |
| Action Point Financial Planning, LLC | 1,431 | $38.9K | 0.00% | +1,431 | New |
| CoreCap Advisors, LLC | 1,369 | $37.3K | 0.00% | +1,000+271.0% | Added |
| GWM Advisors LLC | 1,363 | $37.1K | 0.00% | −55,195−97.6% | Reduced |
| Harbour Investments, Inc. | 1,351 | $36.8K | 0.00% | −653−32.6% | Reduced |
| National Bank of Canada | 1,260 | $34.3K | 0.00% | +1,260 | New |
| Key Financial Inc | 1,200 | $32.7K | 0.01% | 00.0% | Unchanged |
| Financial Consulate, Inc | 1,138 | $31.0K | 0.00% | +430+60.7% | Added |
| True Wealth Design, LLC | 1,070 | $29.1K | 0.01% | +156+17.1% | Added |
| Continuum Advisory, LLC | 1,045 | $28.4K | 0.00% | +1,045 | New |
| Parkside Financial Bank & Trust | 1,020 | $27.8K | 0.00% | 00.0% | Unchanged |
| Cary Street Partners Financial LLC | 1,000 | $27.2K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 1,000 | $27.2K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 1,000 | $27.2K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 960 | $26.1K | 0.01% | 00.0% | Unchanged |
| Gleason Group, Inc. | 868 | $23.6K | 0.00% | +868 | New |
| Cornerstone Financial Management LLC | 827 | $22.5K | 0.02% | +283+52.0% | Added |
| North Star Investment Management Corp. | 826 | $22.5K | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 695 | $18.9K | 0.00% | +200+40.4% | Added |
| Rakuten Securities, Inc. | 655 | $17.8K | 0.00% | +655 | New |
| Bayforest Capital Ltd | 644 | $17.5K | 0.02% | −4,845−88.3% | Reduced |
| Central Trust Co | 622 | $16.9K | 0.00% | +622 | New |
| Rossby Financial, LCC | 599 | $16.3K | 0.00% | +148+32.8% | Added |
| IFP Advisors, Inc | 535 | $14.6K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 508 | $13.8K | 0.00% | −51−9.1% | Reduced |
| Elevated Capital Advisors, LLC | 500 | $13.6K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 479 | $13.0K | 0.00% | +479 | New |
| Brown Brothers Harriman & Co | 458 | $12.5K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 444 | $12.1K | 0.00% | −55−11.0% | Reduced |
| Valued Wealth Advisors LLC | 423 | $11.5K | 0.00% | 00.0% | Unchanged |
| Raffa Wealth Management, LLC | 421 | $11.5K | 0.00% | −189−31.0% | Reduced |
| Virtus ETF Advisers LLC | 383 | $10.4K | 0.00% | +281+275.5% | Added |
| Ancora Advisors, LLC | 381 | $10.4K | 0.00% | −99−20.6% | Reduced |
| Fifth Third Bancorp | 338 | $9.20K | 0.00% | −215−38.9% | Reduced |
| Versant Capital Management, Inc | 321 | $8.73K | 0.00% | +3+0.9% | Added |
| IMA Wealth, Inc. | 273 | $7.43K | 0.00% | −14−4.9% | Reduced |
| Ameriflex Group, Inc. | 267 | $7.26K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 256 | $6.96K | 0.00% | +256 | New |
| ZRC Wealth Management, LLC | 223 | $6.07K | 0.00% | +223 | New |
| Clean Yield Group | 218 | $5.93K | 0.00% | 00.0% | Unchanged |
| BOK Financial Private Wealth, Inc. | 210 | $5.71K | 0.00% | +210 | New |
| Golden State Wealth Management, LLC | 201 | $5.47K | 0.00% | 00.0% | Unchanged |
| Trust Co | 158 | $4.30K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 120 | $3.27K | 0.00% | +120 | New |
| JPL Wealth Management, LLC | 118 | $3.21K | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 98 | $2.67K | 0.00% | −57−36.8% | Reduced |
| Compass Financial Management LLC | 73 | $1.99K | 0.00% | +73 | New |
| CVA Family Office, LLC | 69 | $1.88K | 0.00% | 00.0% | Unchanged |
| Horizon Investments, LLC | 43 | $1.15K | 0.00% | −153−78.1% | Reduced |
| Key Capital Management, INC | 38 | $1.05K | 0.00% | +38 | New |
| Abound Wealth Management | 31 | $844 | 0.00% | −39−55.7% | Reduced |
| Silicon Valley Capital Partners | 29 | $789 | 0.00% | 00.0% | Unchanged |
| Game Plan Financial Advisors, LLC | 16 | $435 | 0.00% | +16 | New |
| Meramec Financial Planners, LLC | 18 | $344 | 0.00% | +18 | New |
| Bogart Wealth, LLC | 4 | $109 | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2 | $54 | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 1 | $27 | 0.00% | 00.0% | Unchanged |
| Financial Gravity Companies, Inc. | 1 | $27 | 0.00% | +1 | New |
| GFS Advisors, LLC | 1,370 | – | – | +1,370 | New |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −5,101,879−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −2,570,219−100.0% | Sold out |
| Pacer Advisors, Inc. | 0 | $0 | 0.00% | −1,537,960−100.0% | Sold out |
| Old Mission Capital LLC | 0 | $0 | 0.00% | −225,774−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −164,919−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −163,818−100.0% | Sold out |
| Bridgewater Associates, LP | 0 | $0 | 0.00% | −134,029−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −129,895−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −113,737−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −98,977−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −86,138−100.0% | Sold out |
| Ignite Planners, LLC | 0 | $0 | 0.00% | −81,497−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −56,101−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −53,982−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −51,364−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −49,953−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −39,941−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −27,712−100.0% | Sold out |
| Silvercrest Asset Management Group LLC | 0 | $0 | 0.00% | −25,355−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −23,570−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −21,496−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −19,732−100.0% | Sold out |
| Abc Arbitrage SA | 0 | $0 | 0.00% | −19,658−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −19,334−100.0% | Sold out |
| Brown Advisory Inc | 0 | $0 | 0.00% | −16,620−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −16,208−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −14,597−100.0% | Sold out |
| Quadrant Private Wealth Management, LLC | 0 | $0 | 0.00% | −11,488−100.0% | Sold out |
| Sepio Capital, LP | 0 | $0 | 0.00% | −11,327−100.0% | Sold out |
| Wall Street Financial Group, Inc. | 0 | $0 | 0.00% | −2,695−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −1,910−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,482−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −285−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −114−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |