Plan Ledger DOL Form 5500 · updated monthly

401(k) plans on file: totals

Plan year 2024 · 66,577 filings analyzed · updated 2026-09-10

Assets in large DC plans on file · plan year 2024
$9.19T

Large defined-contribution retirement plans, those with roughly 100 or more participants filing full Form 5500s, reported $9.19 trillion in net assets across 66,577 plan filings and 83.2 million participant accounts for plan year 2024. Employers contributed $234 billion; employees contributed $395 billion.

Plan year 2024 totals, large plans
Plan filings66,577
Net assets, end of year$9.19 trillion
Participant accounts83.2 million
Employer contributions$233.7 billion
Employee contributions$394.6 billion
Separately reported admin expenses$8.2 billion
Largest plans on file
MICROSOFT CORPORATION$77.8B
THE BOEING CO. AND CONSOLIDATED SUBSIDIARIES$73.8B
INTERNATIONAL BUSINESS MACHINES CORPORATION$63.3B
BANK OF AMERICA CORPORATION$62.9B
RTX CORPORATION$58.6B
Cite this figure

Large 401(k)-type plans held $9.19 trillion across 83.2 million participant accounts in plan year 2024. Source: Plan Ledger analysis of U.S. Department of Labor Form 5500 filings, plan year 2024. Figures may be republished with attribution and a link. Method: methodology.

Source: Plan Ledger analysis of DOL Form 5500 Schedule H filings, plan year 2024 (snapshot 2026-09-10). Administrative expenses are those separately reported on Schedule H line 2i(5); fund-level expense ratios are not included in public structured data. Methodology.