QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 90 filers reported holding QUANTUM SI INC in Q2 2023. The put-call ratio across all filers is 0.47 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $198,628 | +7.4% | 189,170 | +101.5% | 0.00% | – |
| Q1 2024 | $184,916 | -13.3% | 93,866 | -11.5% | 0.00% | – |
| Q4 2023 | $213,217 | -24.1% | 106,078 | -37.3% | 0.00% | – |
| Q3 2023 | $281,061 | -66.3% | 169,314 | -63.7% | 0.00% | – |
| Q2 2023 | $834,265 | +17.8% | 466,070 | +15.8% | 0.00% | – |
| Q1 2023 | $708,150 | -4.0% | 402,358 | -0.2% | 0.00% | – |
| Q4 2022 | $737,442 | +67617.4% | 402,974 | +1.7% | 0.00% | – |
| Q3 2022 | $1,089 | +15.4% | 396,105 | -2.6% | 0.00% | – |
| Q2 2022 | $944 | -100.0% | 406,884 | -48.4% | 0.00% | -100.0% |
| Q1 2022 | $3,687,000 | -10.9% | 787,786 | +49.8% | 0.00% | 0.0% |
| Q4 2021 | $4,138,000 | +204.3% | 525,883 | +222.5% | 0.00% | – |
| Q3 2021 | $1,360,000 | +962.5% | 163,051 | +1464.6% | 0.00% | – |
| Q2 2021 | $128,000 | – | 10,421 | – | 0.00% | – |
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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% |