Simplex Trading’s Oruka Therapeutics ORKA Stock Holding History

Simplex Trading’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	$121K	Buy	+2,463	New	+$85.6K	﹤0.01%	4867
2025 Q4	–	Sell	-729	Closed	-$20.3K	–	10414
2025 Q3	$14K	Buy	+729	New	+$10.8K	﹤0.01%	7674
2024 Q3	–	Sell	-23	Closed	-$1K	–	9789
2024 Q2	$1K	Buy	+23	New	+$917	﹤0.01%	8608
2024 Q1	–	Sell	-8	Closed	-$159	–	10109
2023 Q4	$0	Buy	+8	New	+$180	﹤0.01%	10033
2022 Q4	–	Sell	-43	Closed	-$1.1K	–	10674
2022 Q3	$1K	Buy	+43	New	+$1.22K	﹤0.01%	9691
2022 Q2	–	Sell	-217	Closed	-$6.13K	–	11319
2022 Q1	$5K	Sell	217 -1,048	-83%	-$26K	﹤0.01%	9471
2021 Q4	$32K	Buy	1,265 +1,159	+1,093%	+$34.9K	﹤0.01%	7827
2021 Q3	$4K	Buy	+106	New	+$3.92K	﹤0.01%	9371
2021 Q2	–	Sell	-927	Closed	-$38.7K	–	10836
2021 Q1	$40K	Buy	927 +898	+3,097%	+$47.1K	﹤0.01%	6868
2020 Q4	$1K	Buy	+29	New	+$1.44K	﹤0.01%	8176

Other funds holding ORKA

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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 New York $5.72T AUM 30.48% 1-Year Est. Return

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

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

Simplex Trading's ORKA Position: Q1 2026 in Review

Simplex Trading opened a new position in Oruka Therapeutics (ORKA) in Q1 2026: 2,463 shares worth $121K. The stake represents ﹤0.01% of the portfolio and ranks #4867 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ORKA as recently as Q3 2025.

Simplex Trading first reported a position in ORKA in Q4 2020 and has held it in 10 quarters since. 184 funds tracked by Wall St. Rank hold ORKA as of Q1 2026.

Simplex Trading held 2,463 shares of Oruka Therapeutics worth $121K as of Q1 2026.
Oruka Therapeutics was a new Simplex Trading position in Q1 2026.
Oruka Therapeutics made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4867 holding.
Simplex Trading first reported a position in Oruka Therapeutics in Q4 2020 and has held it in 10 quarters since.
184 funds tracked by Wall St. Rank held Oruka Therapeutics as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.