Why Longer Term Share Certificates Can Have Lower Rates

It’s common to assume that the longer you commit your money to a savings account, the higher the return. That’s why many people who are unfamiliar with share certificates wonder why the longer-term certificates appear to have lower yields than the shorter-term options.

For example, current share certificate rates may look something like this:

• 6 Months: 3.25% APY
• 12 Months: 3.75% APY
• 18 Months: 3.55% APY
• 24 Months: 3.49% APY
• 36 Months: 2.75% APY
• 48 Months: 2.75% APY
• 60 Months: 2.75% APY

If a five-year commitment will only pay 2.75%, why would someone choose it over a 12-month certificate paying 3.75%?

The answer has less to do with the length of the term and more to do with future rate expectations.

How Share Certificate Rates Are Set

Credit unions and banks do not set certificate rates randomly. Rates are influenced by broader market conditions, including expectations about where interest rates may move in the future.

In many rate environments, longer-term certificates offer higher returns because savers are compensated for committing funds for a longer period. However, when markets expect rates to decline over time, shorter-term certificates may temporarily carry higher APYs than longer-term options.

Longer-term certificates, by contrast, may reflect expectations that rates could settle lower in future years.

This type of structure is sometimes referred to as an “inverted yield curve,” where shorter terms offer higher returns than longer ones.

From a saver’s perspective, choosing a longer-term certificate at a lower posted rate can still make sense. Locking in a five-year rate today guarantees that return for the full term. If rates decline over the next several years, newly issued one-year certificates in the future could offer lower APYs than what you secured today. In that scenario, the longer-term certificate preserves a yield that may no longer be available later.

For example, a 60-month certificate may offer 2.75% today while a 12-month certificate offers 3.75%. If four years from now, new 12-month certificates are paying 2.25% or 2.50%, the saver who locked in 2.75% would still be earning more than what shorter-term options provide at that point. The value comes from securing a rate before the broader rate environment shifts.

The Reinvestment Question

How you approach share certificates may depend on your long-term savings plan. If you plan to reinvest funds from 12-month certificates that have matured into new 12-month certificates, your rate resets every year.

With that approach, you would need to commit to the new term at whatever rates are available at that time. If rates decline over the next few years, each renewal could occur at a lower APY.

A 60-month certificate, on the other hand, locks in one rate for the full term. That can provide stability.

However, shorter terms provide flexibility, which may be a priority if you’re laddering certificates and you want to keep some of your savings accessible for emergencies or unexpected expenses.

When a Shorter Term May Make Sense

A 6- or 12-month certificate can be practical when:

• You believe rates may rise rather than decrease and you want flexibility
• You anticipate needing access to funds within a year
• You prefer reassessing your options annually

Shorter terms allow you to respond more quickly to changes in the rate environment.

When a Longer Term May Make Sense

A 36- to 60-month certificate may be appropriate when:

• You prefer locking in a guaranteed return for several years
• You want to avoid making annual reinvestment decisions
• You believe rates could decline over time

A Practical Way to Evaluate the Difference

Instead of focusing only on which term has the highest rate today, it can be helpful to think in terms of break-even scenarios.

For shorter terms to outperform a 60-month certificate over several years, future renewal rates would need to remain consistently above the longer-term rate.

There is no single correct answer. The choice depends on how much flexibility you want, how comfortable you are with future rate uncertainty, and how long you plan to keep those funds invested.

Learn More About Share Certificate Options at OnPath Credit Union

You can review our current terms and APYs on our rates page. Although we’re based in the Greater New Orleans area, anyone in the US can open an OnPath Credit Union share certificate online. Learn more about eligibility and membership benefits by contacting us at (504) 733-7274 or (800) 749-6193.