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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $408,519 | +144.9% | 246,096 | +164.1% | 0.00% | – |
| Q2 2023 | $166,796 | -4.3% | 93,182 | -5.9% | 0.00% | – |
| Q1 2023 | $174,326 | -30.2% | 99,049 | -27.4% | 0.00% | – |
| Q4 2022 | $249,665 | -51.1% | 136,429 | -26.6% | 0.00% | – |
| Q3 2022 | $511,000 | -61.9% | 185,961 | -67.8% | 0.00% | – |
| Q2 2022 | $1,340,000 | -61.7% | 577,462 | -22.8% | 0.00% | – |
| Q1 2022 | $3,500,000 | -15.6% | 747,650 | +41.9% | 0.00% | – |
| Q4 2021 | $4,148,000 | +26.7% | 526,996 | +34.2% | 0.00% | – |
| Q3 2021 | $3,275,000 | -27.5% | 392,668 | +6.6% | 0.00% | – |
| Q2 2021 | $4,515,000 | – | 368,303 | – | 0.00% | – |
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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% |