Lam Research Corporation401(k)
SAVINGS PLUS PLAN, LAM RESEARCH 401(K) · FREMONT, CA · plan year 2025
Lam Research Corporation's 2025 Form 5500 did not separately report plan administrative expenses, which is common where recordkeeping is paid through investment revenue-sharing or a master trust. The plan held $3,590,114,012 across 11,262 participant accounts, with employer contributions averaging $4,511 per active participant. See methodology for what Form 5500 does and doesn't capture.
Across the 2 years on file its reported administrative ratio rose from 0.02% to 0.03%. The plan sits in the over $1B size bracket, benchmarked here against 141 comparable plans and shown alongside other manufacturing employers. By assets it is the 39th-largest of 9,483 plans among California employers on file, and the 97th of 13,661 in manufacturing. In 2025, employees put in $3.49 for every $1.00 the employer contributed.
Lam Research Corporation's 2025 employer contribution ran below the $5,084 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.
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 942634797 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.