QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 104 filers reported holding QUANTUM SI INC in Q4 2022. The put-call ratio across all filers is 0.27 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $696,147 | -45.1% | 419,366 | -40.9% | 0.01% | -40.0% |
| Q2 2023 | $1,269,172 | +16.9% | 709,035 | +14.9% | 0.01% | +11.1% |
| Q1 2023 | $1,086,050 | -3.1% | 617,074 | +0.7% | 0.01% | -10.0% |
| Q4 2022 | $1,120,857 | -40.0% | 612,490 | -9.8% | 0.01% | -41.2% |
| Q3 2022 | $1,867,000 | +15.5% | 678,717 | -2.6% | 0.02% | +30.8% |
| Q2 2022 | $1,616,000 | -52.3% | 696,562 | -3.8% | 0.01% | -35.0% |
| Q1 2022 | $3,387,000 | -42.2% | 723,727 | -2.9% | 0.02% | -35.5% |
| Q4 2021 | $5,864,000 | +18.9% | 745,169 | +26.0% | 0.03% | +3.3% |
| Q3 2021 | $4,933,000 | – | 591,458 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Foresite Capital Management V, LLC | 2,342,061 | $19,533,000 | 6.07% |
| Foresite Capital Management IV, LLC | 4,463,619 | $37,227,000 | 5.48% |
| Glenview Capital Management | 6,000,000 | $50,040,000 | 0.91% |
| Neumann Advisory Hong Kong Ltd | 492,733 | $4,109 | 0.73% |
| Fosun International Ltd | 743,936 | $6,204,000 | 0.32% |
| Clearline Capital LP | 377,897 | $3,152,000 | 0.30% |
| ARK Investment Management | 12,698,381 | $105,904,000 | 0.25% |
| ASSET MANAGEMENT CORP /IL/ /ADV | 59,444 | $496,000 | 0.25% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 1,400,000 | $11,676,000 | 0.23% |
| Rubric Capital Management LP | 672,385 | $5,608,000 | 0.16% |