Employer with a benefit plan ยท SEC filer
CASTLE BIOSCIENCES, INC.
505 S. FRIENDSWOOD DR., FRIENDSWOOD, TX 77546
EIN
77-0701774
SEC CIK
0001447362
SEC · 2026-09-03
Industry (SIC)
Services-Medical Laboratories (8071)
SEC · 2026-09-03
State of incorporation
DE
SEC · 2026-09-03
Ticker
CSTL
SEC · 2026-09-03
Latest SEC filing
4 2026-09-03
SEC · 2026-09-03
Benefit plan 1, 2024 filing
CASTLE BIOSCIENCES, INC. 401(K) PROFIT SHARING PLAN
DOL · 2025-10-07
Participants (start of year)
649
DOL · 2025-10-07
Plan features
code 2A2E2F2G2J2K2S2T3D
DOL · 2025-10-07
Plan type
Single-employer plan
DOL · 2025-10-07
Business code (NAICS)
541990
DOL · 2025-10-07
Benefit plan 501, 2024 filing
CASTLE BIOSCIENCES BENEFIT PLAN
DOL · 2025-07-03
Participants (start of year)
565
DOL · 2025-07-03
Plan features
code 4A4B4D4E4F4H4L
DOL · 2025-07-03
Plan type
Single-employer plan
DOL · 2025-07-03