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CSTL icon

Inspire Investing’s Castle Biosciences CSTL Stock Holding History

Inspire Investing’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 		$693K Buy
29,047
+8,002
+38% +$178K 0.03% 520
2026
Q1 		$517K Buy
21,045
+9,034
+75% +$296K 0.03% 596
2025
Q4 		$467K Sell
12,011
-7,876
-40% -$254K 0.04% 552
2025
Q3 		$453K Buy
19,887
+770
+4% +$15.6K 0.04% 631
2025
Q2 		$390K Buy
19,117
+1,964
+11% +$36.4K 0.04% 501
2025
Q1 		$343K Sell
17,153
-28,597
-63% -$708K 0.04% 584
2024
Q4 		$1.22M Buy
45,750
+3,234
+8% +$98.5K 0.14% 166
2024
Q3 		$1.21M Buy
42,516
+5,349
+14% +$136K 0.12% 175
2024
Q2 		$809K Buy
+37,167
New +$828K 0.09% 241

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

Inspire Investing's CSTL Position: Q2 2026 in Review

Inspire Investing increased its Castle Biosciences (CSTL) stake by 38% in Q2 2026, buying an estimated $178K and bringing the position to 29,047 shares worth $693K. The position accounts for 0.03% of the portfolio, ranked #520.

Inspire Investing first reported a position in CSTL in Q2 2024 and has held it in 9 quarters since. The position peaked at $1.22M in Q4 2024. 177 funds tracked by Wall St. Rank hold CSTL as of Q2 2026.

  • Inspire Investing held 29,047 shares of Castle Biosciences worth $693K as of Q2 2026.
  • Inspire Investing bought 8,002 Castle Biosciences shares in Q2 2026, an estimated $178K.
  • Castle Biosciences made up 0.03% of Inspire Investing's portfolio in Q2 2026, its #520 holding.
  • Inspire Investing first reported a position in Castle Biosciences in Q2 2024 and has held it in 9 quarters since.
  • Inspire Investing's Castle Biosciences position peaked at $1.22M in Q4 2024.
  • 177 funds tracked by Wall St. Rank held Castle Biosciences as of Q2 2026.

Based on Inspire Investing's 13F filing for Q2 2026, filed 12 Aug 2026.