UNITED MICROELECTRONICS CORP's ticker is UMC and the CUSIP is 910873405. A total of 259 filers reported holding UNITED MICROELECTRONICS CORP in Q4 2021. The put-call ratio across all filers is 6.59 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $285,000 | +137.5% | 31,229 | +204.5% | 0.01% | +300.0% |
| Q4 2021 | $120,000 | -25.9% | 10,256 | -40.0% | 0.00% | -33.3% |
| Q2 2021 | $162,000 | -70.7% | 17,090 | -74.0% | 0.00% | -80.0% |
| Q4 2020 | $553,000 | +1156.8% | 65,654 | +298.5% | 0.02% | +1400.0% |
| Q4 2019 | $44,000 | -63.6% | 16,475 | -71.6% | 0.00% | -66.7% |
| Q3 2019 | $121,000 | +19.8% | 58,024 | +7.6% | 0.00% | +50.0% |
| Q1 2019 | $101,000 | +87.0% | 53,923 | +152.1% | 0.00% | +100.0% |
| Q3 2017 | $54,000 | – | 21,391 | – | 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% |