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Steven Cohen’s Castle Biosciences CSTL Stock Holding History

Steven Cohen’s Portfolio CSTL Stock Details CSTL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$8.52M Buy
+357,317
New +$7.96M 0.01% 1385
2026
Q1 		– Sell
-119,458
Closed -$4.65M – 3895
2025
Q4 		$4.65M Sell
119,458
-217,500
-65% -$7.01M 0.01% 1906
2025
Q3 		$7.67M Buy
+336,958
New +$6.84M 0.01% 905
2025
Q2 		– Sell
-236,218
Closed -$4.73M – 2261
2025
Q1 		$4.73M Sell
236,218
-310,886
-57% -$7.7M 0.01% 948
2024
Q4 		$14.6M Buy
547,104
+47,912
+10% +$1.46M 0.03% 566
2024
Q3 		$14.2M Buy
499,192
+445,415
+828% +$11.3M 0.04% 525
2024
Q2 		$1.17M Buy
+53,777
New +$1.2M ﹤0.01% 1232
2023
Q4 		– Sell
-44,200
Closed -$747K – 2270
2023
Q3 		$747K Buy
+44,200
New +$773K ﹤0.01% 1417
2023
Q2 		– Sell
-284,847
Closed -$6.47M – 2271
2023
Q1 		$6.47M Buy
284,847
+83,466
+41% +$2.04M 0.02% 685
2022
Q4 		$4.74M Buy
+201,381
New +$4.67M 0.02% 768
2022
Q2 		– Sell
-623,291
Closed -$28M – 1436
2022
Q1 		$28M Buy
623,291
+140,439
+29% +$5.8M 0.11% 244
2021
Q4 		$20.7M Buy
482,852
+379,673
+368% +$19.8M 0.08% 330
2021
Q3 		$6.86M Buy
+103,179
New +$7.26M 0.03% 589
2021
Q1 		– Sell
-81,145
Closed -$5.45M – 998
2020
Q4 		$5.45M Buy
+81,145
New +$4.4M 0.03% 571
2020
Q3 		– Sell
-44,022
Closed -$1.66M – 954
2020
Q2 		$1.66M Buy
44,022
+16,462
+60% +$562K 0.01% 618
2020
Q1 		$822K Buy
+27,560
New +$832K 0.01% 619

Other funds holding CSTL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Allianz Asset Management
Allianz Asset Management Munich, Germany $112B AUM 36.28% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $5.69B AUM 259.25% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Steven Cohen's CSTL Position: Q2 2026 in Review

Steven Cohen opened a new position in Castle Biosciences (CSTL) in Q2 2026: 357,317 shares worth $8.52M. The stake represents 0.01% of the portfolio and ranks #1385 among its holdings. This is a return to the name: Steven Cohen previously reported a position in CSTL as recently as Q4 2025.

Steven Cohen first reported a position in CSTL in Q1 2020 and has held it in 16 quarters since. The position peaked at $28M in Q1 2022. 175 funds tracked by Wall St. Rank hold CSTL as of Q2 2026.

  • Steven Cohen held 357,317 shares of Castle Biosciences worth $8.52M as of Q2 2026.
  • Castle Biosciences was a new Steven Cohen position in Q2 2026.
  • Castle Biosciences made up 0.01% of Steven Cohen's portfolio in Q2 2026, its #1385 holding.
  • Steven Cohen first reported a position in Castle Biosciences in Q1 2020 and has held it in 16 quarters since.
  • Steven Cohen's Castle Biosciences position peaked at $28M in Q1 2022.
  • 175 funds tracked by Wall St. Rank held Castle Biosciences as of Q2 2026.

Based on Point72 Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.