CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 1 filers reported holding CASTLE BIOSCIENCES INC in Q4 2023. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,804 | -23.7% | 106,800 | -38.1% | 0.00% | 0.0% |
| Q2 2023 | $2,365 | +186.0% | 172,400 | +373.6% | 0.00% | +200.0% |
| Q1 2023 | $827 | +59.0% | 36,400 | +64.7% | 0.00% | 0.0% |
| Q4 2022 | $520 | -99.9% | 22,100 | +30.0% | 0.00% | 0.0% |
| Q3 2022 | $443,000 | +16.0% | 17,000 | -2.3% | 0.00% | – |
| Q2 2022 | $382,000 | -66.0% | 17,400 | -30.4% | 0.00% | -100.0% |
| Q1 2022 | $1,122,000 | -80.5% | 25,000 | -81.4% | 0.00% | -85.7% |
| Q4 2021 | $5,757,000 | +205.7% | 134,281 | +388.3% | 0.01% | +250.0% |
| Q1 2021 | $1,883,000 | +836.8% | 27,500 | +605.1% | 0.00% | – |
| Q3 2020 | $201,000 | -87.5% | 3,900 | -90.9% | 0.00% | -100.0% |
| Q2 2020 | $1,614,000 | +63.0% | 42,836 | +29.0% | 0.00% | 0.0% |
| Q1 2020 | $990,000 | – | 33,200 | – | 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% |