AH
ORKA

Andreas Halvorsen’s Oruka Therapeutics ORKA Stock Holding History

Andreas Halvorsen’s Portfolio ORKA Stock Details ORKA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$143M Sell
1,503,478
-1,163,212
-44% -$77.5M 0.41% 59
2026
Q1 		$131M Hold
2,666,690
– – 0.37% 57
2025
Q4 		$80.8M Hold
2,666,690
– – 0.21% 69
2025
Q3 		$51.3M Buy
+2,666,690
New +$39.5M 0.13% 71

Other funds holding ORKA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VA
VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

Andreas Halvorsen's ORKA Position: Q2 2026 in Review

Andreas Halvorsen reduced its Oruka Therapeutics (ORKA) stake by 44% in Q2 2026, selling an estimated $77.5M and leaving 1,503,478 shares worth $143M. The position accounts for 0.41% of the portfolio, ranked #59.

Andreas Halvorsen first reported a position in ORKA in Q3 2025 and has held it in 4 quarters since. 254 funds tracked by Wall St. Rank hold ORKA as of Q2 2026.

  • Andreas Halvorsen held 1,503,478 shares of Oruka Therapeutics worth $143M as of Q2 2026.
  • Andreas Halvorsen sold 1,163,212 Oruka Therapeutics shares in Q2 2026, an estimated $77.5M.
  • Oruka Therapeutics made up 0.41% of Andreas Halvorsen's portfolio in Q2 2026, its #59 holding.
  • Andreas Halvorsen first reported a position in Oruka Therapeutics in Q3 2025 and has held it in 4 quarters since.
  • 254 funds tracked by Wall St. Rank held Oruka Therapeutics as of Q2 2026.

Based on Viking Global Investors's 13F filing for Q2 2026, filed 14 Aug 2026.