Commonwealth Fusion Systems LLC401(k)
CFS 401(K) PLAN · DEVENS, MA · plan year 2024
Peer grade: B+ · admin costs + employer contributions vs same-size plans · how grading works
Commonwealth Fusion Systems LLC reported $78,758 in plan administrative expenses for 2024: 0.26% of average plan assets, below the peer median. Employer contributions averaged $3,408 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 rose from 0.15% to 0.26%. The plan sits in the $10M–$50M size bracket, benchmarked here against 27,838 comparable plans and shown alongside other professional & technical services employers. By assets it is the 820th-largest of 2,726 plans among Massachusetts employers on file, and the 3,273rd of 11,654 in professional & technical services. In 2024, employees put in $2.41 for every $1.00 the employer contributed; active participation has grown from 348 to 1,067 since 2022.
Commonwealth Fusion Systems LLC's 2024 employer contribution ran above the $2,416 median for plans its size. 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.
Why are you looking at this plan?
Source: U.S. Department of Labor, Form 5500 series, EIN 823262257 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.