CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 136 filers reported holding CASTLE BIOSCIENCES INC in Q3 2023. The put-call ratio across all filers is 0.42 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $357,815 | -24.5% | 21,185 | +1.5% | 0.00% | 0.0% |
| Q1 2023 | $474,007 | -6.9% | 20,863 | -3.6% | 0.00% | 0.0% |
| Q4 2022 | $509,311 | -10.6% | 21,636 | -1.0% | 0.00% | -33.3% |
| Q3 2022 | $570,000 | +18.8% | 21,865 | 0.0% | 0.00% | +50.0% |
| Q2 2022 | $480,000 | +120.2% | 21,865 | +566.2% | 0.00% | +100.0% |
| Q3 2021 | $218,000 | -9.5% | 3,282 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $241,000 | -88.6% | 3,282 | -89.3% | 0.00% | -90.0% |
| Q1 2021 | $2,107,000 | -38.8% | 30,778 | -39.9% | 0.01% | -33.3% |
| Q4 2020 | $3,440,000 | +41.4% | 51,231 | +8.3% | 0.02% | +36.4% |
| Q3 2020 | $2,433,000 | +140.2% | 47,286 | +75.9% | 0.01% | +120.0% |
| Q2 2020 | $1,013,000 | +63.1% | 26,882 | +29.1% | 0.01% | +25.0% |
| Q1 2020 | $621,000 | – | 20,826 | – | 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% |