Rancho Research Institute 401(k) Plan
What public Form 5500 filings show about the Rancho Research Institute 401(k) plan — and how to find and check your own account.
The Rancho Research Institute 401(k) on its latest Form 5500
Rancho Research Institute (EIN 95-1911180) reports RANCHO RESEARCH INSTITUTE 401(K) RETIREMENT PLAN on its most recent Form 5500, with $17.6M in plan assets across 139 active participants. Form 5500 is the annual report employers file with the U.S. Department of Labor for their retirement plans, and it’s public.
See the full Rancho Research Institute filing — schedules, fees, and providers.
Who runs the Rancho Research Institute 401(k)?
The plan’s recordkeeper — the firm that runs the website and statements where you check your balance, change contributions, and manage your account — is T. Rowe Price, based on the plan’s Schedule C service-provider disclosure. That’s the login you use for your Rancho Research Institute 401(k).
Other service providers named on the filing (investment managers, trustees, auditors — not necessarily the recordkeeper): DODGE & COX, SS&C P INV#20250331-1034-3200-A.
How to check your Rancho Research Institute 401(k)
- Log in to T. Rowe Price’s participant portal (the site on your statements).
- Ask Rancho Research Institute HR or benefits for the recordkeeper name and enrollment link.
- Left the company? Your balance stays in the plan until you roll it over — see how to find a lost 401(k).

