Castle Biosciences
CSTL
CSTL
152 hedge funds and large institutions have $542M invested in Castle Biosciences in 2025 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 69 increasing their positions, 45 reducing their positions, and 42 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more ownership
Funds ownership: →
more capital invested
Capital invested by funds: $ → $
16% less funds holding
Funds holding: 180 → 152 (-28)
62% less first-time investments, than exits
New positions opened: 16 | Existing positions closed: 42
100% less funds holding in top 10
Funds holding in top 10: 2 → 0 (-2)
Holders
152
Holding in Top 10
–
Calls
$22K
Puts
$4K
Top Buyers
| 1 | +$12.9M | |
| 2 | +$9.34M | |
| 3 | +$8.19M | |
| 4 |
Principal Financial Group
Des Moines,
Iowa
|
+$6.76M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$6.43M |
Top Sellers
| 1 | -$11.1M | |
| 2 | -$8.6M | |
| 3 | -$6.03M | |
| 4 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
-$4.76M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$4.73M |
