QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 102 filers reported holding QUANTUM SI INC in Q2 2022. The put-call ratio across all filers is 0.16 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $54,384 | -82.8% | 30,900 | -82.1% | 0.00% | -100.0% |
| Q4 2022 | $316,180 | +17.1% | 172,776 | +75.8% | 0.00% | 0.0% |
| Q3 2022 | $270,000 | +37.8% | 98,305 | +16.4% | 0.00% | +100.0% |
| Q2 2022 | $196,000 | -78.7% | 84,455 | -57.1% | 0.00% | -87.5% |
| Q1 2022 | $921,000 | +9.9% | 196,705 | +84.8% | 0.01% | 0.0% |
| Q4 2021 | $838,000 | +49.4% | 106,436 | +58.2% | 0.01% | +14.3% |
| Q3 2021 | $561,000 | – | 67,300 | – | 0.01% | – |
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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% |