QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 95 filers reported holding QUANTUM SI INC in Q3 2023. The put-call ratio across all filers is 0.43 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,641,074 | -2.4% | 2,193,418 | +5.3% | 0.00% | – |
| Q2 2023 | $3,729,094 | +27.6% | 2,083,293 | +25.4% | 0.00% | – |
| Q1 2023 | $2,922,901 | -54.8% | 1,660,739 | -53.0% | 0.00% | – |
| Q4 2022 | $6,469,888 | +36.5% | 3,535,458 | +105.2% | 0.00% | – |
| Q3 2022 | $4,739,000 | +37.4% | 1,723,337 | +15.9% | 0.00% | – |
| Q2 2022 | $3,448,000 | +83.4% | 1,486,286 | +270.0% | 0.00% | – |
| Q1 2022 | $1,880,000 | -38.9% | 401,715 | +2.8% | 0.00% | – |
| Q4 2021 | $3,076,000 | +45.9% | 390,814 | +54.5% | 0.00% | – |
| Q3 2021 | $2,109,000 | – | 252,900 | – | 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% |