CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 189 filers reported holding CASTLE BIOSCIENCES INC in Q3 2021. The put-call ratio across all filers is 0.34 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $294 | -99.9% | 12,501 | -3.9% | 0.00% | 0.0% |
| Q3 2022 | $339,000 | +18.9% | 13,002 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $285,000 | -51.0% | 13,002 | +0.3% | 0.00% | -33.3% |
| Q1 2022 | $582,000 | +21.5% | 12,966 | +16.1% | 0.00% | +50.0% |
| Q4 2021 | $479,000 | -34.8% | 11,165 | +1.0% | 0.00% | -50.0% |
| Q3 2021 | $735,000 | -10.3% | 11,055 | -1.0% | 0.00% | 0.0% |
| Q2 2021 | $819,000 | +53.9% | 11,170 | +43.6% | 0.00% | +33.3% |
| Q1 2021 | $532,000 | +14.2% | 7,776 | +12.0% | 0.00% | 0.0% |
| Q4 2020 | $466,000 | +33.9% | 6,945 | +2.6% | 0.00% | +50.0% |
| Q3 2020 | $348,000 | – | 6,767 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ABG Innovation Capital Partners III GP Ltd | 33,626 | $567,943 | 77.21% |
| Millrace Asset Group, Inc. | 77,315 | $1,306 | 1.61% |
| Granahan Investment Management | 2,487,673 | $42,016,797 | 1.50% |
| Parkman Healthcare Partners LLC | 224,592 | $3,793,359 | 0.70% |
| PERKINS CAPITAL MANAGEMENT INC | 29,160 | $493 | 0.49% |
| Capital Impact Advisors, LLC | 16,554 | $279,597 | 0.47% |
| Soleus Capital Management, L.P. | 283,500 | $4,788,315 | 0.44% |
| Portolan Capital Management | 253,028 | $4,273,643 | 0.40% |
| Numerai GP LLC | 68,163 | $1,151,273 | 0.38% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 946,620 | $15,988,412 | 0.35% |