QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 102 filers reported holding QUANTUM SI INC in Q3 2022. The put-call ratio across all filers is 0.30 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $449,971 | -4.5% | 271,067 | +3.0% | 0.00% | – |
| Q2 2023 | $470,944 | +1.5% | 263,097 | -0.2% | 0.00% | – |
| Q1 2023 | $463,821 | +75.1% | 263,534 | +82.0% | 0.00% | – |
| Q4 2022 | $264,910 | -10.8% | 144,760 | +34.3% | 0.00% | – |
| Q3 2022 | $297,000 | +34.4% | 107,756 | +12.9% | 0.00% | – |
| Q2 2022 | $221,000 | -54.1% | 95,402 | -7.4% | 0.00% | – |
| Q1 2022 | $481,000 | -27.7% | 103,022 | +21.9% | 0.00% | – |
| Q4 2021 | $665,000 | +0.5% | 84,536 | +6.5% | 0.00% | – |
| Q3 2021 | $662,000 | -15.1% | 79,408 | +24.8% | 0.00% | – |
| Q2 2021 | $780,000 | – | 63,627 | – | 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% |