William Blair & Company, LLC401(k)
WILLIAM BLAIR 401(K) AND PROFIT SHARING PLAN · CHICAGO, IL · plan year 2024
Peer grade: A · admin costs + employer contributions vs same-size plans · how grading works
William Blair & Company, LLC reported $211,160 in plan administrative expenses for 2024: 0.02% of average plan assets, lower than ~75% of peers. Employer contributions averaged $14,333 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.
Across the 2 years on file its reported administrative ratio fell from 0.03% to 0.02%. The plan sits in the over $1B size bracket, benchmarked here against 1,229 comparable plans and shown alongside other finance & insurance employers. By assets it is the 83rd-largest of 3,702 plans among Illinois employers on file, and the 152nd of 4,798 in finance & insurance. In 2024, employees put in $1.75 for every $1.00 the employer contributed; active participation has shrunk from 1,896 to 1,680 since 2022.
William Blair & Company, LLC's 2024 employer contribution ran above the $5,259 median for plans its size, placing it in the top quarter of its peers. Filings report dollars actually contributed, not the match formula; the formula itself (for example, 50% of the first 6% of pay) lives in the plan's summary plan description from HR.
Annual cost at the plan's reported 2024 administrative ratio, against the median plan its size; fund expense ratios are extra. Compare any plan.
Compensation shown is direct payments from plan assets reported on Schedule C. Providers paid through fund revenue-sharing appear as indirect.
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Source: U.S. Department of Labor, Form 5500 series, EIN 362214610 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.