Employer with a benefit plan ยท SEC filer
COSTCO WHOLESALE CORPORATION AND SUBSIDIARIES
Also filed as COSTCO CO INC; COSTCO COMPANIES INC; COSTCO WHOLESALE CORPORATION; COSTCO WHOLESALE CORPORATION AND SUBISIDIARIES; COSTCO WHOLESALE CORP /NEW
730 LAKE DRIVE, ISSAQUAH, WA 98027
EIN
91-1223280
SEC CIK
0000909832
SEC · 2026-07-14
Industry (SIC)
Retail-Variety Stores (5331)
SEC · 2026-07-14
State of incorporation
WA
SEC · 2026-07-14
Ticker
COST
SEC · 2026-07-14
Latest SEC filing
4 2026-07-14
SEC · 2026-07-14
Benefit plan 512, 2024 filing
COSTCO WHOLESALE CORPORATION VISION AND PRESCRIPTION DRUG PROGRAM
DOL · 2026-06-15
Participants (start of year)
210,713
DOL · 2026-06-15
Plan features
code 4E4Q
DOL · 2026-06-15
Plan type
Single-employer plan
DOL · 2026-06-15
Business code (NAICS)
452300
DOL · 2026-06-15
Benefit plan 501, 2024 filing
COSTCO WHOLESALE CORPORATION EMPLOYEE BENEFITS PROGRAM II
DOL · 2026-06-15
Participants (start of year)
217,327
DOL · 2026-06-15
Plan features
code 4A4B4D4F4H4L4Q
DOL · 2026-06-15
Plan type
Single-employer plan
DOL · 2026-06-15