CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 147 filers reported holding CASTLE BIOSCIENCES INC in Q1 2023. The put-call ratio across all filers is 0.01 and the average weighting 0.7%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $61,003 | -3.5% | 2,685 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $63,205 | -12.2% | 2,685 | -2.5% | 0.00% | -50.0% |
| Q3 2022 | $72,000 | +20.0% | 2,755 | 0.0% | 0.00% | +100.0% |
| Q2 2022 | $60,000 | -74.4% | 2,755 | -47.2% | 0.00% | -80.0% |
| Q1 2022 | $234,000 | +0.4% | 5,220 | -3.9% | 0.01% | +25.0% |
| Q4 2021 | $233,000 | -8.3% | 5,430 | +42.0% | 0.00% | -20.0% |
| Q3 2021 | $254,000 | -9.0% | 3,825 | +0.5% | 0.01% | -16.7% |
| Q2 2021 | $279,000 | +7.3% | 3,805 | 0.0% | 0.01% | 0.0% |
| Q1 2021 | $260,000 | – | 3,805 | – | 0.01% | – |
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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% |