CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 136 filers reported holding CASTLE BIOSCIENCES INC in Q3 2023. The put-call ratio across all filers is 0.42 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $652,729 | -54.6% | 38,646 | -63.1% | 0.00% | – |
| Q2 2023 | $1,437,582 | -28.8% | 104,780 | +17.9% | 0.00% | – |
| Q1 2023 | $2,018,990 | +47.1% | 88,864 | +52.4% | 0.00% | – |
| Q4 2022 | $1,372,807 | -73.1% | 58,318 | -70.2% | 0.00% | -100.0% |
| Q3 2022 | $5,106,000 | +113.6% | 195,802 | +79.7% | 0.00% | – |
| Q2 2022 | $2,390,000 | +96.4% | 108,939 | +301.4% | 0.00% | – |
| Q1 2022 | $1,217,000 | -33.8% | 27,142 | -36.7% | 0.00% | – |
| Q4 2021 | $1,839,000 | -60.4% | 42,899 | -38.6% | 0.00% | -100.0% |
| Q3 2021 | $4,644,000 | +33.3% | 69,822 | +47.1% | 0.00% | – |
| Q2 2021 | $3,483,000 | -62.7% | 47,479 | -65.2% | 0.00% | -100.0% |
| Q1 2021 | $9,339,000 | +82.2% | 136,418 | +78.7% | 0.00% | 0.0% |
| Q4 2020 | $5,126,000 | +86.9% | 76,332 | +43.3% | 0.00% | 0.0% |
| Q3 2020 | $2,742,000 | -76.9% | 53,280 | -83.1% | 0.00% | -66.7% |
| Q2 2020 | $11,891,000 | +28902.4% | 315,516 | +22713.9% | 0.00% | – |
| Q1 2020 | $41,000 | -92.6% | 1,383 | -91.4% | 0.00% | – |
| Q4 2019 | $555,000 | +781.0% | 16,143 | +367.4% | 0.00% | – |
| Q3 2019 | $63,000 | – | 3,454 | – | 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% |