Mayo Holding 401(k) plan

Mayo Holding Company, Rochester, MN. EIN 41-1578020. Annual reports 2009–2025. Also filed as Minservco, Inc.; Minservco, Inc.

Mayo Holding Company has one active retirement plan on file, the Mayo Retirement Savings Plan, with 5,010 participants and $813 million in assets in 2025. Fidelity has been its recordkeeper since 2009. No traditional pension plan appears in Mayo Holding's filings since 2009.

Active plans
1
Participants
5,010
Plan assets
$813 million
401(k) recordkeeper
Fidelity
Plans on file
1
Industry
Health care

The plan

Mayo Retirement Savings Plan

401(k)Active

Active. The plan filed its annual report for the 2025 plan year.

Plan number
003Employer EIN 41-1578020
Participants (2025)
5,010
Net assets (2025)
$813 million
Recordkeeper
Fidelity2009–2025
Plan administrator
Mayo Holding Company
200 First Street SW
Rochester, MN 55905
(507) 538-1700As filed for 2025
In effect since
August 15, 1987

Plans merged into this one: Satilla Health Services, Inc Profit Sharing Plan & Trust (2014); Mayo Clinic Health System - Red Wing Retirement Savings Plan (2016); Mayo Clinic Health System-Owatonna Retirement Plan (2015); Franciscan Skemp Healthcare Savings Plan (2019); Mayo Clinic Health System-Eau Claire Clinic Retirement Savings Plan (2015); Mayo Clinic Health System - Eau Claire Hospital Affiliates Retirement Savings Plan (2015).

Earlier sponsor: Minservco, Inc. (2009–2012).

Year by year, 2009 to 2025
Plan yearParticipantsNet assetsRecordkeeper
20255,010$813 millionFidelity
20245,368$762 millionFidelity
20235,665$743 millionFidelity
20226,064$711 millionFidelity
20216,545$906 millionFidelity
20207,056$868 millionFidelity
20197,365$811 millionFidelity
20187,311$659 millionFidelity
20177,698$739 millionFidelity
20168,176$665 millionFidelity
20157,992$605 millionFidelity
20141,651$79.5 millionFidelity
20131,446$74.8 millionFidelity
20123,101$61.9 millionFidelity
20111,532$53.8 millionFidelity
20101,393$54.4 millionFidelity
20091,620$48.7 millionFidelity

If you had money in one of these plans

  1. Call Fidelity (fidelity.com), which runs the Mayo Retirement Savings Plan. With your Social Security number and the plan name, it can tell you whether you still have a balance and, if not, where it went.
  2. Or call the plan administrator listed on the plan below ((507) 538-1700). That number was filed for 2025; ask for the benefits or retirement plan office.
  3. Still stuck? The Department of Labor's benefits advisers help for free: askebsa.dol.gov or 1-866-444-3272. Never pay anyone to find your own money.

What these numbers are

Sources: U.S. Department of Labor, Form 5500 datasets and PBGC trusteed plans. How we read them.

Other health care employers in MN