Janus Henderson Group
ORKA

Janus Henderson Group’s Oruka Therapeutics ORKA Stock Holding History

Janus Henderson Group’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
Q1 		$594K Hold
12,100
– – ﹤0.01% 1934
2025
Q4 		$367K Buy
+12,100
New +$337K ﹤0.01% 2135
2025
Q1 		– Sell
-849,410
Closed -$16.4M – 2562
2024
Q4 		$16.4M Buy
849,410
+613,294
+260% +$15M 0.01% 628
2024
Q3 		$5.84M Buy
236,116
+120,888
+105% +$4.21M ﹤0.01% 836
2024
Q2 		$5.23M Buy
+115,228
New +$4.59M ﹤0.01% 829

Other funds holding ORKA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VA
VR Adviser New York $2.68B AUM 422.73% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $4.89B AUM 251.12% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
APM
Avidity Partners Management Dallas, Texas $936M AUM 195% 1-Year Est. Return

Janus Henderson Group's ORKA Position: Q1 2026 in Review

Janus Henderson Group held its Oruka Therapeutics (ORKA) position steady in Q1 2026 at 12,100 shares worth $594K. The position accounts for ﹤0.01% of the portfolio, ranked #1934.

Janus Henderson Group first reported a position in ORKA in Q2 2024 and has held it in 5 quarters since. The position peaked at $16.4M in Q4 2024. 184 funds tracked by Wall St. Rank hold ORKA as of Q1 2026.

  • Janus Henderson Group held 12,100 shares of Oruka Therapeutics worth $594K as of Q1 2026.
  • Janus Henderson Group left its Oruka Therapeutics share count unchanged in Q1 2026.
  • Oruka Therapeutics made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #1934 holding.
  • Janus Henderson Group first reported a position in Oruka Therapeutics in Q2 2024 and has held it in 5 quarters since.
  • Janus Henderson Group's Oruka Therapeutics position peaked at $16.4M in Q4 2024.
  • 184 funds tracked by Wall St. Rank held Oruka Therapeutics as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.