Norges Bank
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Norges Bank’s Castle Biosciences CSTL Stock Holding History

Norges Bank’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 		$1.43M Buy
+60,100
New +$1.34M ﹤0.01% 1539
2023
Q2 		– Sell
-61,600
Closed -$1.4M – 2034
2023
Q1 		$1.4M Sell
61,600
-69,600
-53% -$1.7M ﹤0.01% 1964
2022
Q4 		$3.09M Sell
131,200
-5,400
-4% -$125K ﹤0.01% 1897
2022
Q3 		$3.56M Buy
+136,600
New +$3.83M ﹤0.01% 1827

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

Norges Bank's CSTL Position: Q2 2026 in Review

Norges Bank opened a new position in Castle Biosciences (CSTL) in Q2 2026: 60,100 shares worth $1.43M. The stake represents ﹤0.01% of the portfolio and ranks #1539 among its holdings. This is a return to the name: Norges Bank previously reported a position in CSTL as recently as Q1 2023.

Norges Bank first reported a position in CSTL in Q3 2022 and has held it in 4 quarters since. The position peaked at $3.56M in Q3 2022. 177 funds tracked by Wall St. Rank hold CSTL as of Q2 2026.

  • Norges Bank held 60,100 shares of Castle Biosciences worth $1.43M as of Q2 2026.
  • Castle Biosciences was a new Norges Bank position in Q2 2026.
  • Castle Biosciences made up ﹤0.01% of Norges Bank's portfolio in Q2 2026, its #1539 holding.
  • Norges Bank first reported a position in Castle Biosciences in Q3 2022 and has held it in 4 quarters since.
  • Norges Bank's Castle Biosciences position peaked at $3.56M in Q3 2022.
  • 177 funds tracked by Wall St. Rank held Castle Biosciences as of Q2 2026.

Based on Norges Bank's 13F filing for Q2 2026, filed 12 Aug 2026.