QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 97 filers reported holding QUANTUM SI INC in Q4 2021. The put-call ratio across all filers is 0.36 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $4,324,622 | -41.7% | 2,415,990 | -42.7% | 0.10% | -40.5% |
| Q1 2023 | $7,420,142 | -4.6% | 4,215,990 | -0.8% | 0.16% | -5.2% |
| Q4 2022 | $7,777,419 | -44.5% | 4,249,956 | -16.6% | 0.17% | -50.9% |
| Q3 2022 | $14,017,000 | +15.1% | 5,096,972 | -2.9% | 0.35% | +14.8% |
| Q2 2022 | $12,180,000 | -55.0% | 5,250,000 | -9.1% | 0.30% | -44.3% |
| Q1 2022 | $27,042,000 | -42.7% | 5,778,299 | -3.7% | 0.55% | -45.5% |
| Q4 2021 | $47,220,000 | -5.6% | 6,000,000 | 0.0% | 1.01% | +10.9% |
| Q3 2021 | $50,040,000 | -43.2% | 6,000,000 | -16.5% | 0.91% | -37.7% |
| Q2 2021 | $88,114,000 | – | 7,187,091 | – | 1.46% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Knollwood Investment Advisory, LLC | 300,000 | $498,000 | 0.23% |
| Fosun International Ltd | 743,935 | $1,234,932 | 0.20% |
| ARK Investment Management | 14,448,217 | $23,984,040 | 0.18% |
| Nikko Asset Management Americas, Inc. | 8,532,917 | $14,164,642 | 0.17% |
| Neumann Advisory Hong Kong Ltd | 166,198 | $276 | 0.11% |
| Green Alpha Advisors, LLC | 42,622 | $70,753 | 0.05% |
| Red Wave Investments LLC | 37,000 | $61,420 | 0.03% |
| Flagship Private Wealth, LLC | 14,158 | $23,502 | 0.02% |
| GENERAL AMERICAN INVESTORS CO INC | 119,250 | $197,955 | 0.02% |
| Guidance Point Advisors, LLC | 25,742 | $42,732 | 0.02% |