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 | $21,000 | +53746.2% | 20,000 | 0.0% | 0.00% | – |
| Q1 2024 | $39 | -7.1% | 20,000 | -6.1% | 0.00% | – |
| Q4 2023 | $42 | +20.0% | 21,300 | 0.0% | 0.00% | – |
| Q3 2023 | $35 | -7.9% | 21,300 | 0.0% | 0.00% | – |
| Q2 2023 | $38 | -65.8% | 21,300 | -66.7% | 0.00% | – |
| Q1 2023 | $111 | +192.1% | 63,900 | +200.0% | 0.00% | – |
| Q4 2022 | $38 | -99.9% | 21,300 | 0.0% | 0.00% | – |
| Q3 2022 | $58,000 | +18.4% | 21,300 | 0.0% | 0.00% | – |
| Q2 2022 | $49,000 | – | 21,300 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Foresite Capital Opportunity Management V, LLC | 1,598,125 | $12,577,000 | 8.43% |
| Foresite Capital Management IV, LLC | 4,463,619 | $35,129,000 | 7.23% |
| Foresite Capital Management V, LLC | 2,342,061 | $18,432,000 | 4.53% |
| Glenview Capital Management | 6,000,000 | $47,220,000 | 1.01% |
| INTREPID FAMILY OFFICE LLC | 75,000 | $590,000 | 0.67% |
| Neumann Advisory Hong Kong Ltd | 492,733 | $3,878 | 0.67% |
| Fosun International Ltd | 743,935 | $5,855,000 | 0.34% |
| ARK Investment Management | 13,067,150 | $102,838,000 | 0.31% |
| Rubric Capital Management LP | 672,385 | $5,292,000 | 0.25% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 1,400,000 | $11,018,000 | 0.23% |