Franklin Resources
CSTL icon

Franklin Resources’s Castle Biosciences CSTL Stock Holding History

Franklin Resources’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 		$2.33M Buy
97,733
+6,824
+8% +$152K ﹤0.01% 1941
2026
Q1 		$2.23M Buy
90,909
+10,306
+13% +$338K ﹤0.01% 1880
2025
Q4 		$3.14M Sell
80,603
-19,184
-19% -$618K ﹤0.01% 1613
2025
Q3 		$2.27M Buy
99,787
+540
+0.5% +$11K ﹤0.01% 1731
2025
Q2 		$2.03M Buy
99,247
+161
+0.2% +$2.98K ﹤0.01% 1704
2025
Q1 		$1.98M Buy
99,086
+25,449
+35% +$630K ﹤0.01% 1694
2024
Q4 		$1.96M Buy
73,637
+4,255
+6% +$130K ﹤0.01% 1742
2024
Q3 		$2.38M Buy
69,382
+32,344
+87% +$823K ﹤0.01% 1686
2024
Q2 		$806K Buy
37,038
+1,538
+4% +$34.3K ﹤0.01% 2028
2024
Q1 		$786K Buy
+35,500
New +$772K ﹤0.01% 2048

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

Franklin Resources's CSTL Position: Q2 2026 in Review

Franklin Resources increased its Castle Biosciences (CSTL) stake by 7.5% in Q2 2026, buying an estimated $152K and bringing the position to 97,733 shares worth $2.33M. The position accounts for ﹤0.01% of the portfolio, ranked #1941.

Franklin Resources first reported a position in CSTL in Q1 2024 and has held it in 10 quarters since. The position peaked at $3.14M in Q4 2025. 177 funds tracked by Wall St. Rank hold CSTL as of Q2 2026.

  • Franklin Resources held 97,733 shares of Castle Biosciences worth $2.33M as of Q2 2026.
  • Franklin Resources bought 6,824 Castle Biosciences shares in Q2 2026, an estimated $152K.
  • Castle Biosciences made up ﹤0.01% of Franklin Resources's portfolio in Q2 2026, its #1941 holding.
  • Franklin Resources first reported a position in Castle Biosciences in Q1 2024 and has held it in 10 quarters since.
  • Franklin Resources's Castle Biosciences position peaked at $3.14M in Q4 2025.
  • 177 funds tracked by Wall St. Rank held Castle Biosciences as of Q2 2026.

Based on Franklin Resources's 13F filing for Q2 2026, filed 13 Aug 2026.