QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 94 filers reported holding QUANTUM SI INC in Q1 2022. The put-call ratio across all filers is 0.19 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $408,194 | +7.1% | 245,900 | +15.4% | 0.00% | – |
| Q2 2023 | $381,290 | +57.3% | 213,011 | +54.7% | 0.00% | – |
| Q1 2023 | $242,410 | -63.6% | 137,733 | -62.2% | 0.00% | – |
| Q4 2022 | $666,274 | -21.6% | 364,084 | +17.8% | 0.00% | – |
| Q3 2022 | $850,000 | -18.3% | 309,030 | -31.1% | 0.00% | – |
| Q2 2022 | $1,040,000 | +9.1% | 448,345 | +120.3% | 0.00% | – |
| Q1 2022 | $953,000 | -29.0% | 203,485 | +19.3% | 0.00% | – |
| Q4 2021 | $1,342,000 | +53.7% | 170,614 | +63.1% | 0.00% | – |
| Q3 2021 | $873,000 | -93.2% | 104,600 | -90.1% | 0.00% | -100.0% |
| Q2 2021 | $12,808,000 | – | 1,058,303 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Foresite Capital Management V, LLC | 924,404 | $1,654,683 | 1.21% |
| Fosun International Ltd | 743,935 | $1,331,644 | 0.19% |
| Knollwood Investment Advisory, LLC | 300,000 | $537,000 | 0.18% |
| ARK Investment Management | 12,754,531 | $22,830,610 | 0.15% |
| Neumann Advisory Hong Kong Ltd | 192,857 | $345 | 0.13% |
| Glenview Capital Management | 2,415,990 | $4,324,622 | 0.10% |
| Nikko Asset Management Americas, Inc. | 1,626,985 | $2,896,033 | 0.03% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 797,500 | $1,427,525 | 0.03% |
| Red Wave Investments LLC | 37,000 | $66,230 | 0.03% |
| Clearline Capital LP | 211,900 | $379,301 | 0.02% |