Westfield Capital Management
ORKA

Westfield Capital Management’s Oruka Therapeutics ORKA Stock Holding History

Westfield Capital Management’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 		$60.1M Buy
631,433
+318,303
+102% +$21.2M 0.2% 141
2026
Q1 		$15.4M Buy
+313,130
New +$10.9M 0.06% 175

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

Westfield Capital Management's ORKA Position: Q2 2026 in Review

Westfield Capital Management increased its Oruka Therapeutics (ORKA) stake by 102% in Q2 2026, buying an estimated $21.2M and bringing the position to 631,433 shares worth $60.1M. The position accounts for 0.2% of the portfolio, ranked #141.

Westfield Capital Management first reported a position in ORKA in Q1 2026 and has held it in 2 quarters since. 256 funds tracked by Wall St. Rank hold ORKA as of Q2 2026.

  • Westfield Capital Management held 631,433 shares of Oruka Therapeutics worth $60.1M as of Q2 2026.
  • Westfield Capital Management bought 318,303 Oruka Therapeutics shares in Q2 2026, an estimated $21.2M.
  • Oruka Therapeutics made up 0.2% of Westfield Capital Management's portfolio in Q2 2026, its #141 holding.
  • Westfield Capital Management first reported a position in Oruka Therapeutics in Q1 2026 and has held it in 2 quarters since.
  • 256 funds tracked by Wall St. Rank held Oruka Therapeutics as of Q2 2026.

Based on Westfield Capital Management's 13F filing for Q2 2026, filed 12 Aug 2026.