CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 175 filers reported holding CASTLE BIOSCIENCES INC in Q1 2021. The put-call ratio across all filers is 5.22 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $65,939 | +65.2% | 3,904 | +34.2% | 0.00% | – |
| Q2 2023 | $39,925 | -21.5% | 2,910 | +30.0% | 0.00% | – |
| Q1 2023 | $50,847 | +44.0% | 2,238 | +49.2% | 0.00% | – |
| Q4 2022 | $35,310 | +194.2% | 1,500 | +215.8% | 0.00% | – |
| Q3 2022 | $12,000 | +20.0% | 475 | 0.0% | 0.00% | – |
| Q2 2022 | $10,000 | +150.0% | 475 | +375.0% | 0.00% | – |
| Q1 2022 | $4,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q4 2021 | $4,000 | -81.8% | 100 | -69.2% | 0.00% | – |
| Q3 2021 | $22,000 | -8.3% | 325 | 0.0% | 0.00% | – |
| Q2 2021 | $24,000 | +9.1% | 325 | 0.0% | 0.00% | – |
| Q1 2021 | $22,000 | 0.0% | 325 | 0.0% | 0.00% | – |
| Q4 2020 | $22,000 | – | 325 | – | 0.00% | – |
Download | ||||||
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% |