UNITED MICROELECTRONICS CORP's ticker is UMC and the CUSIP is 910873405. A total of 224 filers reported holding UNITED MICROELECTRONICS CORP in Q3 2021. The put-call ratio across all filers is 2.28 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $0 | -100.0% | 809 | -92.3% | 0.00% | -100.0% |
| Q2 2023 | $70 | +79.5% | 10,520 | -20.4% | 0.01% | +150.0% |
| Q1 2023 | $39 | +290.0% | 13,221 | -72.3% | 0.00% | – |
| Q4 2022 | $10 | -100.0% | 47,700 | -12.1% | 0.00% | -100.0% |
| Q3 2022 | $134,000 | +9.8% | 54,297 | -14.8% | 0.01% | 0.0% |
| Q2 2022 | $122,000 | +13.0% | 63,696 | -6.0% | 0.01% | +80.0% |
| Q1 2022 | $108,000 | -55.4% | 67,771 | +4.8% | 0.01% | -50.0% |
| Q4 2021 | $242,000 | -27.1% | 64,697 | -17.4% | 0.01% | -37.5% |
| Q3 2021 | $332,000 | +309.9% | 78,308 | -17.0% | 0.02% | +300.0% |
| Q2 2021 | $81,000 | -72.2% | 94,375 | -41.2% | 0.00% | -73.3% |
| Q1 2021 | $291,000 | +646.2% | 160,383 | +759.0% | 0.02% | +650.0% |
| Q4 2020 | $39,000 | +457.1% | 18,670 | +66.7% | 0.00% | – |
| Q3 2020 | $7,000 | – | 11,200 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Virtus Family Office LLC | 367,186 | $3,100,901 | 5.75% |
| Mezzasalma Advisors, LLC | 218,678 | $1,725,366 | 1.05% |
| Mizuho Securities Co. Ltd. | 56,335 | $444,483 | 1.00% |
| Gunderson Capital Management Inc. | 153,224 | $1,208,937 | 0.80% |
| Zweig-DiMenna Associates LLC | 675,771 | $5,331,833 | 0.67% |
| Lifestyle Asset Management, Inc. | 126,405 | $997,335 | 0.60% |
| Redwood Wealth Management Group, LLC | 50,920 | $401,759 | 0.44% |
| West Family Investments, Inc. | 136,511 | $1,077,072 | 0.42% |
| Yorktown Management & Research Co Inc | 42,900 | $338,481 | 0.36% |
| True Wealth Design, LLC | 96,543 | $761,725 | 0.28% |