Microsoft Corporation401(k) + ESOP (KSOP)

Peer grade: B+ · admin costs + employer contributions vs same-size plans · how grading works

Microsoft Corporation reported $42,959,933 in plan administrative expenses for 2025: 0.06% of average plan assets, above the peer median. Employer contributions averaged $10,211 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 3 years on file its reported administrative ratio rose from 0.04% to 0.06%. The plan sits in the over $1B size bracket, benchmarked here against 141 comparable plans and shown alongside other information & media employers. By assets it is the 1st-largest of 1,714 plans among Washington employers on file, and the 1st of 2,199 in information & media. In 2025, employees put in $2.60 for every $1.00 the employer contributed.