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 2021 | $902,000 | +131.3% | 13,555 | +155.5% | 0.01% | +200.0% |
| Q2 2021 | $390,000 | +5.1% | 5,305 | -1.9% | 0.00% | 0.0% |
| Q1 2021 | $371,000 | +0.3% | 5,405 | -1.8% | 0.00% | 0.0% |
| Q4 2020 | $370,000 | -73.4% | 5,505 | -79.6% | 0.00% | -76.5% |
| Q3 2020 | $1,390,000 | – | 27,005 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ABG Innovation Capital Partners III GP Ltd | 33,626 | $738,000 | 54.91% |
| Yu Fan | 20,592 | $452,000 | 6.99% |
| Stonepine Capital Management, LLC | 295,372 | $6,483,000 | 3.02% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 417,795 | $9,171,000 | 1.48% |
| Greenhouse Funds LLLP | 437,088 | $9,594,000 | 1.06% |
| Monarch Partners Asset Management LLC | 133,042 | $2,920,000 | 0.82% |
| PERKINS CAPITAL MANAGEMENT INC | 33,170 | $728,000 | 0.75% |
| Granahan Investment Management | 906,764 | $19,903,000 | 0.68% |
| RTW INVESTMENTS, LP | 913,789 | $20,058,000 | 0.52% |
| WASATCH ADVISORS LP | 3,705,518 | $81,336,000 | 0.51% |