Beyond the Statement: How to Spot Hidden Retirement Plan Fees

Ask most business owners what their company’s 401(k) costs, and you’ll often get a pause, followed by a guess. Ask participants, and many will tell you their plan is “free.” It isn’t. Every retirement plan has costs, and many of them never show up as a line item on a statement.

These fees are usually deducted quietly from investment returns or plan assets. Small on paper, they can compound over decades and meaningfully reduce what employees have when they retire. For employers, they also carry real fiduciary weight.

The good news: fees aren’t inherently bad. Running a quality plan costs money. The goal isn’t to find the cheapest plan, it’s to make sure you know what you’re paying, who you’re paying, and whether it’s reasonable for the services you receive. Here’s where to look.

1. Recordkeeping fees: the cost of keeping the lights on

Recordkeeping and administration fees pay for the day-to-day operation of your plan: tracking contributions, processing loans and distributions, maintaining the participant website, and producing statements and compliance testing.

These fees can be charged in several ways, and the structure matters as much as the price:

• Flat per-participant fee: a set dollar amount per account, which is easy to see and compare.
• Asset-based fee: a percentage of plan assets. As balances grow, the fee grows too, even if the work doesn’t.
• Revenue sharing: paid indirectly out of the plan’s investment expenses, so it never appears as a separate charge.

Revenue sharing is where fees most often hide. A fund may carry a higher expense ratio so a portion can be passed back to the recordkeeper. Neither the employer nor participants see a bill, but they are paying it.

2. Investment fees: often the largest cost in the plan

Every fund in your lineup has an expense ratio, the annual cost of managing the fund, taken directly out of its returns. Participants never write a check for it, which is exactly why it’s easy to overlook.

A few things to look for:

• Share class: the same fund is often offered in several share classes with different costs. Larger plans may qualify for lower-cost institutional shares but still be using retail versions.
• Active vs. passive: actively managed funds generally cost more than index funds. That can be worth it, but only if the added cost is justified by the strategy and results.
• Embedded charges: some funds carry 12b-1 fees or sub-transfer agency fees that fund revenue sharing arrangements.
• Target-date funds: often the default investment, so their cost affects a large share of participants. Look at both the underlying funds and any added layer of fees.

A difference of a few tenths of a percent may sound trivial. Over a 30-year career, it can add up to a noticeable difference in a participant’s ending balance.

3. Advisor compensation: know how your advisor gets paid

If your plan works with a financial advisor, that advisor is being compensated somehow. The question is how, and whether it’s clear to you.

Structure	How it works	What to watch for
Flat fee	A fixed annual or quarterly dollar amount	Easiest to understand and compare
Asset-based fee	A percentage of plan assets	Cost rises with assets, whether or not services change
Commissions	Paid through the investment products in the plan	Can create conflicts and are harder to see

Just as important is the advisor’s role. Some advisors act as fiduciaries to the plan and share responsibility for investment decisions. Others don’t. Ask directly, and get the answer in writing.

4. Benchmarking: is what you’re paying reasonable?

Knowing your fees is only half the picture. The other half is knowing how they compare. A fee benchmarking review measures your plan’s total costs against plans of similar size, asset level, and service needs.

A good benchmark looks at more than price. It weighs fees against the services you actually receive, so you can tell the difference between a plan that’s expensive and one that’s simply full-featured.

Benchmarking isn’t a one-time event. Plans grow, markets shift, and providers update their pricing. Many plan sponsors revisit their fees every few years, or sooner after a major change in assets or headcount.

5. Fiduciary responsibility: monitoring fees is part of the job

Under ERISA, employers who sponsor a retirement plan are fiduciaries. That means they must act in the best interest of participants, and that includes making sure plan fees are reasonable for the services provided.

The law doesn’t require the lowest-cost option. It requires a prudent process. In practice, that means:

• Reviewing the fee disclosures your service providers are required to give you (often called 408(b)(2) disclosures)
• Making sure participants receive their own annual fee disclosures (404a-5)
• Comparing fees against the market on a regular schedule
• Documenting what you reviewed, what you decided, and why

That last point is often overlooked. If your plan’s fees are ever questioned, a documented review process is one of the strongest protections a plan sponsor has.

Why transparency matters

Fee transparency isn’t just a compliance exercise. It affects real outcomes for the people your plan is meant to serve.

For participants, lower and clearer costs mean more of their savings stays invested and working toward retirement. Understanding what they pay also builds trust in the plan, and in you as an employer.

For employers, transparency reduces fiduciary risk, makes provider conversations more productive, and gives you the information you need to negotiate. You can’t evaluate what you can’t see.

When everyone understands what the plan costs and what it delivers, the plan becomes a stronger benefit, not just a line on an offer letter.

Let’s look beyond the statement together

If it’s been a while since anyone took a close look at your plan’s costs, or if you’ve never had a formal review, now is a good time to start.

RWM Financial Group, a HUB International Company offers complimentary fee benchmarking and plan review conversations for employers. We’ll help you understand what your plan is paying, how it compares, and whether there are opportunities to improve value for your organization and your employees.

Contact our team to schedule your plan review conversation.

 

This information was developed as a general guide to educate plan sponsors, but is not intended as authoritative guidance or tax or legal advice. Each plan has unique requirements, and you should consult your attorney or tax advisor for guidance on your specific situation. In no way does advisor assure that. by using the information provided, plan sponsor will be in compliance with ERISA regulations.