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GI
GAMMA Investing’s
Castle Biosciences
CSTL
Stock Holding History
GAMMA Investing’s Portfolio
CSTL Stock Details
CSTL Fund Activity
Bought
Maintained
Sold
Shares
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q2
$453
Sell
19
-27
-59%
-$601
﹤0.01%
3997
2026
Q1
$1.13K
Sell
46
-6
-12%
-$197
﹤0.01%
3808
2025
Q4
$2.02K
Hold
52
–
–
﹤0.01%
3595
2025
Q3
$1.18K
Sell
52
-80
-61%
-$1.63K
﹤0.01%
3581
2025
Q2
$2.69K
Sell
132
-86
-39%
-$1.59K
﹤0.01%
3318
2025
Q1
$4.36K
Sell
218
-4
-2%
-$99
﹤0.01%
3136
2024
Q4
$5.92K
Buy
222
+49
+28%
+$1.49K
﹤0.01%
2847
2024
Q3
$4.93K
Buy
173
+36
+26%
+$916
﹤0.01%
2748
2024
Q2
$2.98K
Buy
137
+16
+13%
+$357
﹤0.01%
2751
2024
Q1
$2.68K
Buy
121
+100
+476%
+$2.18K
﹤0.01%
2651
2023
Q4
$485
Buy
+21
New
+$370
﹤0.01%
2972
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$3.31B AUM
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1-Year Est. Return
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$420M AUM
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1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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