Monterey Bay Aquarium Research Institute403(b)

Monterey Bay Aquarium Research Institute's 2024 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 $126,567,159 across 308 participant accounts, with employer contributions averaging $10,578 per active participant. See methodology for what Form 5500 does and doesn't capture.

The plan sits in the $50M–$250M size bracket, benchmarked here against 10,352 comparable plans and shown alongside other professional & technical services employers. By assets it is the 825th-largest of 9,483 plans among California employers on file, and the 1,219th of 11,654 in professional & technical services. In 2024, the employer put in $1.11 for every $1.00 employees contributed themselves; active participation has grown from 180 to 272 since 2022.