CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 159 filers reported holding CASTLE BIOSCIENCES INC in Q4 2021. The put-call ratio across all filers is 0.68 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,974 | +80.8% | 116,890 | +46.9% | 0.05% | +92.3% |
| Q2 2023 | $1,092 | +54.7% | 79,572 | +156.2% | 0.03% | +44.4% |
| Q1 2023 | $706 | -3.9% | 31,059 | -0.5% | 0.02% | -10.0% |
| Q4 2022 | $735 | -99.9% | 31,211 | +16.0% | 0.02% | +25.0% |
| Q3 2022 | $607,000 | +9.6% | 26,895 | +6.7% | 0.02% | -5.9% |
| Q2 2022 | $554,000 | -30.0% | 25,217 | +43.0% | 0.02% | -22.7% |
| Q1 2022 | $791,000 | +8.5% | 17,630 | +3.6% | 0.02% | +10.0% |
| Q4 2021 | $729,000 | -22.3% | 17,013 | +20.6% | 0.02% | -31.0% |
| Q3 2021 | $938,000 | +17.8% | 14,112 | +30.0% | 0.03% | +16.0% |
| Q2 2021 | $796,000 | – | 10,859 | – | 0.02% | – |
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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% |