Employer with a benefit plan ยท SEC filer
ARCA BIOPHARMA, INC.
Also filed as HYSEQ INC; NUVELO INC; Oruka Therapeutics, Inc.
10170 CHURCH RANCH WAY, SUITE 100, WESTMINSTER, CO 80021
EIN
36-3855489
SEC CIK
0000907654
SEC · 2026-09-01
Industry (SIC)
Pharmaceutical Preparations (2834)
SEC · 2026-09-01
State of incorporation
DE
SEC · 2026-09-01
Ticker
ORKA
SEC · 2026-09-01
Latest SEC filing
4 2026-09-01
SEC · 2026-09-01
Benefit plan 3, 2024 filing
ARCA BIOPHARMA, INC. 401(K) PLAN
DOL · 2025-05-06
Participants (start of year)
19
DOL · 2025-05-06
Plan features
code 2G2J2K2T3D2F
DOL · 2025-05-06
Plan type
Single-employer plan
DOL · 2025-05-06
Business code (NAICS)
541700
DOL · 2025-05-06
Benefit plan 3, 2023 filing
ARCA BIOPHARMA, INC. 401(K) PLAN
DOL · 2024-05-08
Participants (start of year)
20
DOL · 2024-05-08
Plan features
code 2F2G2J2K2T3D
DOL · 2024-05-08
Plan type
Single-employer plan
DOL · 2024-05-08