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SBI Securities’s Castle Biosciences CSTL Stock Holding History

SBI Securities’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 		$1.15K Sell
47
-5
-10% -$164 ﹤0.01% 2606
2025
Q4 		$2.02K Sell
52
-1
-2% -$32 ﹤0.01% 2372
2025
Q3 		$1.21K Buy
53
+3
+6% +$61 ﹤0.01% 2612
2025
Q2 		$1.02K Sell
50
-8
-14% -$148 ﹤0.01% 2672
2025
Q1 		$1.16K Buy
58
+8
+16% +$198 ﹤0.01% 2513
2024
Q4 		$1.33K Buy
+50
New +$1.52K ﹤0.01% 2482

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

SBI Securities's CSTL Position: Q1 2026 in Review

SBI Securities reduced its Castle Biosciences (CSTL) stake by 9.6% in Q1 2026, selling an estimated $164 and leaving 47 shares worth $1.15K. The position accounts for ﹤0.01% of the portfolio, ranked #2606.

SBI Securities first reported a position in CSTL in Q4 2024 and has held it in 6 quarters since. The position peaked at $2.02K in Q4 2025. 186 funds tracked by Wall St. Rank hold CSTL as of Q1 2026.

  • SBI Securities held 47 shares of Castle Biosciences worth $1.15K as of Q1 2026.
  • SBI Securities sold 5 Castle Biosciences shares in Q1 2026, an estimated $164.
  • Castle Biosciences made up ﹤0.01% of SBI Securities's portfolio in Q1 2026, its #2606 holding.
  • SBI Securities first reported a position in Castle Biosciences in Q4 2024 and has held it in 6 quarters since.
  • SBI Securities's Castle Biosciences position peaked at $2.02K in Q4 2025.
  • 186 funds tracked by Wall St. Rank held Castle Biosciences as of Q1 2026.

Based on SBI Securities's 13F filing for Q1 2026, filed 28 Apr 2026.