JY
ORKA

Jeff Yass’s Oruka Therapeutics ORKA Stock Holding History

Jeff Yass’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 		$15.1M Buy
158,400
+129,000
+439% +$8.6M ﹤0.01% 2791
2026
Q1 		$1.44M Buy
29,400
+12,200
+71% +$424K ﹤0.01% 6990
2025
Q4 		$521K Buy
17,200
+4,300
+33% +$120K ﹤0.01% 8693
2025
Q3 		$248K Buy
+12,900
New +$191K ﹤0.01% 10537
2024
Q4 		– Sell
-12,500
Closed -$306K – 13453
2024
Q3 		$306K Buy
12,500
+10,875
+669% +$378K ﹤0.01% 9555
2024
Q2 		$74.7K Buy
+1,625
New +$64.8K ﹤0.01% 11208
2024
Q1 		– Sell
-1,300
Closed -$26.5K – 13569
2023
Q4 		$26.5K Sell
1,300
-1,083
-45% -$24.3K ﹤0.01% 11914
2023
Q3 		$57.5K Sell
2,383
-1,034
-30% -$25.3K ﹤0.01% 11232
2023
Q2 		$83.2K Sell
3,417
-800
-19% -$19.7K ﹤0.01% 11080
2023
Q1 		$101K Buy
4,217
+417
+11% +$11K ﹤0.01% 11292
2022
Q4 		$108K Sell
3,800
-3,358
-47% -$86.1K ﹤0.01% 10902
2022
Q3 		$177K Sell
7,158
-2,942
-29% -$83.1K ﹤0.01% 11016
2022
Q2 		$302K Buy
10,100
+5,225
+107% +$148K ﹤0.01% 9551
2022
Q1 		$135K Buy
4,875
+758
+18% +$18.8K ﹤0.01% 11659
2021
Q4 		$106K Buy
+4,117
New +$124K ﹤0.01% 12109
2021
Q2 		– Sell
-1,100
Closed -$48K – 13391
2021
Q1 		$48K Buy
+1,100
New +$57.7K ﹤0.01% 12042

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

Jeff Yass's ORKA Position: Q2 2026 in Review

Jeff Yass reduced its Oruka Therapeutics (ORKA) stake by 78% in Q2 2026, selling an estimated $1.09M and leaving 4,588 shares worth $437K. The position accounts for ﹤0.01% of the portfolio, ranked #10219.

Jeff Yass first reported a position in ORKA in Q2 2015 and has held it in 16 quarters since. The position peaked at $3.59M in Q1 2025. 254 funds tracked by Wall St. Rank hold ORKA as of Q2 2026.

  • Jeff Yass held 4,588 shares of Oruka Therapeutics worth $437K as of Q2 2026.
  • Jeff Yass sold 16,396 Oruka Therapeutics shares in Q2 2026, an estimated $1.09M.
  • Oruka Therapeutics made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #10219 holding.
  • Jeff Yass first reported a position in Oruka Therapeutics in Q2 2015 and has held it in 16 quarters since.
  • Jeff Yass's Oruka Therapeutics position peaked at $3.59M in Q1 2025.
  • 254 funds tracked by Wall St. Rank held Oruka Therapeutics as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.