Employer with a benefit plan ยท SEC filer
AMBRX, INC.
Also filed as Ambrx Biopharma Inc.; Ambrx Biopharma Cayman, Inc.
10975 NORTH TORREY PINES ROAD, LA JOLLA, CA 92037
EIN
57-1147346
Benefit plan 1, 2024 filing
AMBRX, INC. 401(K) PLAN
DOL · 2025-09-26
Participants (start of year)
131
DOL · 2025-09-26
Plan features
code 2J2K2T2E2F3H3D2G
DOL · 2025-09-26
Plan type
Single-employer plan
DOL · 2025-09-26
Business code (NAICS)
541700
DOL · 2025-09-26
Benefit plan 1, 2024 filing
AMBRX, INC. 401(K) PLAN
DOL · 2025-09-26
Participants (start of year)
159
DOL · 2025-09-26
Plan features
code 2G2J2K2T2E2F3D3H
DOL · 2025-09-26
Plan type
Single-employer plan
DOL · 2025-09-26
Business code (NAICS)
541700
DOL · 2025-09-26
Benefit plan 1, 2023 filing
AMBRX, INC. 401(K) PLAN
DOL · 2024-10-04
Participants (start of year)
128
DOL · 2024-10-04
Plan features
code 2G2J2K2T2E3D2F
DOL · 2024-10-04
Plan type
Single-employer plan
DOL · 2024-10-04