Acquired Company

ARCA biopharma completed its merger with Oruka Therapeutics on 9/3/2024, and the combined company began trading on Nasdaq under the ticker ORKA.

Oruka Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on developing novel monoclonal antibody therapeutics for psoriasis (PsO), and other inflammatory and immunology (I&I) indications. Its lead products include ORKA-001 that targets p19 subunit of interleukin-23, which is in phase 1 trial for the treatment of PsO; and ORKA-002 that targets interleukin-17A and interleukin-17F for the treatment of PsO, psoriatic arthritis, and other conditions. The company also develops ORKA-003 for targeting an undisclosed pathway; and ORKA-021, a sequential combination regimen of ORKA-002 and ORKA-001. Oruka Therapeutics, Inc. is headquartered in Menlo Park, California. Show more

855 Oak Grove Avenue, Menlo Park, CA, 94025, United States

Biotechnology

Healthcare

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Market Cap

1.613B

52 Wk Range

$5.49 - $36.51

Previous Close

$33.32

Open

$33.49

Volume

432,875

Day Range

$33.49 - $36.29

Enterprise Value

604.9M

Cash

349.2M

Avg Qtr Burn

-21.6M

Insider Ownership

3.57%

Institutional Own.

Qtr Updated

09/30/25

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Drug & Indication	Stage & Event	Catalyst Date
ORKA-001 (IL-23p19 Antibody) Details Psoriasis	Phase 2b Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
ORKA-002 (IL-17A/F Antibody) Details Hidradenitis Suppurativa (HS)	Phase 2 Initiation	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
ORKA-002 (IL-17A/F Antibody) Details Psoriasis	Phase 2 Initiation	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
ORKA-002 Details Psoriasis	Phase 2 Initiation	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
ORKA-001 Details Psoriasis	Phase 2a Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.