401(k) Monitor

Puerto Rico 401(k) plans

118

Large 401(k) plans headquartered in Puerto Rico are in 401(k) Monitor’s published set, holding $2.7B in total, led on headcount by Luma Energy 401 (K) Pr Retirement Savings Plan with 3,715 active participants. Computed from DOL Form 5500 filings, plan year 2024.

State means the sponsor’s address on the filing, not where employees work. Our published set covers 57,824 of the 57,824 large plans in the form-year-2024 DOL EFAST2 bulk data, so this is the largest-plan end of Puerto Rico, not a census of it.

10 of the biggest 401(k) plans headquartered in Puerto Rico

The plans this site submits to search engines come first, then the rest; each group is ranked by active participants, the people still building up a balance. plan year 2024, DOL EFAST2 bulk data. Assets in USD. Every plan links to its full fact page.
#PlanCityActive participantsAssets
1Luma Energy 401 (K) Pr Retirement Savings PlanSan Juan3,715$75.7M
2RTX Puerto Rico Savings PlanSanta Isabel2,806$126.6M
3Firstbank 401(k) Retirement Plan For Residents Of Puerto RicoSan Juan2,782$164.4M
4Manati Medical Center Retirement PlanManati2,163$15.2M
5Marriott International, Inc. Puerto Rico Retirement PlanCarolina2,061$25.2M
6Sociedad Espanola De Auxilio Mutuo Y Beneficiencia De Puerto Rico Retirement PlanSan Juan1,894$39.4M
7Inter American University Of Pr Defined Contribution Retirement PlanSan Juan1,525$199.1M
8Puerto Rico Waste Management Group Corp. 1165(E) PlanGurabo1,239$7.4M
9Sistema Universitario Ana G Mendez Employees Savings Investment PlanSan Juan1,150$40.6M
10Subs Island Development Inc. Retirement Savings PlanSan Juan1,059$959,764

Every Puerto Rico plan, by size

The table above is the top of the list. These 3 pages hold all 118 plans on file from Puerto Rico, split by how many people are in them, each ranked by active participants.

401(k) fees in Puerto Rico vs the national median

Plan-paid administrative cost per participant, plan year 2024 Form 5500 filings. Medians over our published set, not the full universe.
Puerto Rico medianAcross the 91 Puerto Rico plans in our set with usable fee data.$86.31 per participant
National medianAcross 54,783 published plans with usable fee data.$122.17 per participant
Difference$35.86 below the national median

Plan-paid means fees the plan itself reports on Schedule H; many employers pay providers directly, which a filing reports as $0. How to judge your own plan: are your 401(k) fees high?

Puerto Rico employers with a match dossier

These Puerto Rico-headquartered plans also file an SEC Form 11-K, so the employer’s match formula, vesting and eligibility are extracted on a company page.

Cite: 401(k) Monitor, “Puerto Rico 401(k) plans: largest plans and fees”, computed from DOL EFAST2 Form 5500 bulk data, plan year 2024, published set of 57,824 plans, data as of July 28, 2026.