Squarepoint
CSTL icon

Squarepoint’s Castle Biosciences CSTL Stock Holding History

Squarepoint’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
Q1 		– Sell
-55,118
Closed -$2.14M – 4378
2025
Q4 		$2.14M Buy
+55,118
New +$1.78M ﹤0.01% 2012
2025
Q3 		– Sell
-125,719
Closed -$2.57M – 4455
2025
Q2 		$2.57M Buy
125,719
+28,359
+29% +$525K ﹤0.01% 1910
2025
Q1 		$1.95M Buy
97,360
+80,043
+462% +$1.98M ﹤0.01% 2113
2024
Q4 		$461K Sell
17,317
-18,142
-51% -$553K ﹤0.01% 3792
2024
Q3 		$1.01M Buy
+35,459
New +$902K ﹤0.01% 2599
2023
Q1 		– Sell
-13,698
Closed -$322K – 3323
2022
Q4 		$322K Sell
13,698
-41,229
-75% -$956K ﹤0.01% 2532
2022
Q3 		$1.43M Sell
54,927
-26,487
-33% -$743K 0.01% 1533
2022
Q2 		$1.79M Buy
81,414
+71,074
+687% +$1.65M 0.01% 1264
2022
Q1 		$464K Sell
10,340
-24,353
-70% -$1.01M ﹤0.01% 2056
2021
Q4 		$1.49M Buy
+34,693
New +$1.81M ﹤0.01% 1441
2021
Q3 		– Sell
-2,879
Closed -$211K – 2993
2021
Q2 		$211K Sell
2,879
-7,072
-71% -$467K ﹤0.01% 2787
2021
Q1 		$681K Sell
9,951
-7,257
-42% -$545K ﹤0.01% 1798
2020
Q4 		$1.16M Buy
17,208
+3,061
+22% +$166K 0.01% 1228
2020
Q3 		$728K Buy
+14,147
New +$629K 0.01% 1184
2020
Q2 		– Sell
-22,961
Closed -$684K – 2272
2020
Q1 		$684K Sell
22,961
-25,729
-53% -$776K 0.02% 886
2019
Q4 		$1.67M Buy
+48,690
New +$1.19M 0.01% 1013

Other funds holding CSTL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
PCM
Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
SPPAM
Summit Partners Public Asset Management Boston, Massachusetts $3.72B AUM 162.29% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Allianz Asset Management
Allianz Asset Management Munich, Germany $95.4B AUM 38.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Squarepoint's CSTL Position: Q1 2026 in Review

Squarepoint sold out of Castle Biosciences (CSTL) in Q1 2026, closing a stake of 55,118 shares — an estimated $2.14M sold.

Squarepoint first reported a position in CSTL in Q4 2019 and held it in 16 quarters. The position peaked at $2.57M in Q2 2025. 186 funds tracked by Wall St. Rank hold CSTL as of Q1 2026.

  • Squarepoint reported no remaining Castle Biosciences position as of Q1 2026 after selling out during the quarter.
  • Squarepoint sold 55,118 Castle Biosciences shares in Q1 2026, an estimated $2.14M.
  • Squarepoint first reported a position in Castle Biosciences in Q4 2019 and held it in 16 quarters.
  • Squarepoint's Castle Biosciences position peaked at $2.57M in Q2 2025.
  • 186 funds tracked by Wall St. Rank held Castle Biosciences as of Q1 2026.

Based on Squarepoint's 13F filing for Q1 2026, filed 15 May 2026.