Employer with a benefit plan ยท SEC filer
COLUMBIA BANKING SYSTEM, INC.
1301 A STREET, TACOMA, WA 98402
EIN
91-1422237
SEC CIK
0000887343
SEC · 2026-09-04
Industry (SIC)
State Commercial Banks (6022)
SEC · 2026-09-04
State of incorporation
WA
SEC · 2026-09-04
Ticker
COLB
SEC · 2026-09-04
Latest SEC filing
4 2026-09-04
SEC · 2026-09-04
Benefit plan 1, 2024 filing
UMPQUA BANK 401(K) AND PROFIT SHARING PLAN
DOL · 2025-08-04
Participants (start of year)
7,858
DOL · 2025-08-04
Plan features
code 2F2G2E2J2K2T3D2R
DOL · 2025-08-04
Plan type
Single-employer plan
DOL · 2025-08-04
Business code (NAICS)
522120
DOL · 2025-08-04
Benefit plan 1, 2023 filing
UMPQUA BANK 401(K) AND PROFIT SHARING PLAN
DOL · 2024-07-09
Participants (start of year)
5,572
DOL · 2024-07-09
Plan features
code 2F2G2E2J2K2T3D2R
DOL · 2024-07-09
Plan type
Single-employer plan
DOL · 2024-07-09