Dimensional Fund Advisors
CSTL icon

Dimensional Fund Advisors’s Castle Biosciences CSTL Stock Holding History

Dimensional Fund Advisors’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 		$18.9M Sell
791,085
-248,676
-24% -$5.54M ﹤0.01% 2067
2026
Q1 		$25.5M Sell
1,039,761
-104,038
-9% -$3.41M 0.01% 1857
2025
Q4 		$44.5M Sell
1,143,799
-330,290
-22% -$10.6M 0.01% 1573
2025
Q3 		$33.6M Buy
1,474,089
+96,084
+7% +$1.95M 0.01% 1733
2025
Q2 		$28.1M Buy
1,378,005
+177,783
+15% +$3.29M 0.01% 1817
2025
Q1 		$24M Buy
1,200,222
+200,756
+20% +$4.97M 0.01% 1861
2024
Q4 		$26.6M Buy
999,466
+134,645
+16% +$4.1M 0.01% 1870
2024
Q3 		$24.7M Buy
864,821
+54,887
+7% +$1.4M 0.01% 1904
2024
Q2 		$17.6M Buy
809,934
+60,675
+8% +$1.35M ﹤0.01% 2019
2024
Q1 		$16.6M Buy
749,259
+85,377
+13% +$1.86M ﹤0.01% 2081
2023
Q4 		$14.3M Buy
663,882
+108,481
+20% +$1.91M ﹤0.01% 2149
2023
Q3 		$9.38M Buy
555,401
+65,818
+13% +$1.15M ﹤0.01% 2290
2023
Q2 		$6.72M Buy
489,583
+5,931
+1% +$120K ﹤0.01% 2423
2023
Q1 		$11M Buy
+483,652
New +$11.8M ﹤0.01% 2190
2022
Q3 		$6.22M Buy
238,488
+46,410
+24% +$1.3M ﹤0.01% 2351
2022
Q2 		$4.22M Buy
192,078
+69,700
+57% +$1.62M ﹤0.01% 2501
2022
Q1 		$5.49M Buy
122,378
+8,278
+7% +$342K ﹤0.01% 2508
2021
Q4 		$4.89M Buy
114,100
+59,783
+110% +$3.12M ﹤0.01% 2571
2021
Q3 		$3.61M Buy
+54,317
New +$3.82M ﹤0.01% 2674
2021
Q2 		– Sell
-142,988
Closed -$9.76M – 3465
2021
Q1 		$9.76M Buy
142,988
+122,306
+591% +$9.19M ﹤0.01% 2338
2020
Q4 		$1.39M Buy
+20,682
New +$1.12M ﹤0.01% 2904

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
Allianz Asset Management
Allianz Asset Management Munich, Germany $123B AUM 45.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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

Dimensional Fund Advisors's CSTL Position: Q2 2026 in Review

Dimensional Fund Advisors reduced its Castle Biosciences (CSTL) stake by 24% in Q2 2026, selling an estimated $5.54M and leaving 791,085 shares worth $18.9M. The position accounts for ﹤0.01% of the portfolio, ranked #2067.

Dimensional Fund Advisors first reported a position in CSTL in Q4 2020 and has held it in 21 quarters since. The position peaked at $44.5M in Q4 2025. 176 funds tracked by Wall St. Rank hold CSTL as of Q2 2026.

  • Dimensional Fund Advisors held 791,085 shares of Castle Biosciences worth $18.9M as of Q2 2026.
  • Dimensional Fund Advisors sold 248,676 Castle Biosciences shares in Q2 2026, an estimated $5.54M.
  • Castle Biosciences made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #2067 holding.
  • Dimensional Fund Advisors first reported a position in Castle Biosciences in Q4 2020 and has held it in 21 quarters since.
  • Dimensional Fund Advisors's Castle Biosciences position peaked at $44.5M in Q4 2025.
  • 176 funds tracked by Wall St. Rank held Castle Biosciences as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.