Why a 7.5% Illustration Isn't a 7.5% Reality

By the InsuriShield Analytics Desk

When an indexed universal life policy underperforms, the explanation offered is almost always the market: returns were disappointing, it was bad luck, things will recover. Sometimes that is true. Often it is not. In many of the policies we analyze, the shortfall was structural — baked into the design before the first premium was ever paid. The market did not break the policy; the assumptions did.

Three forces an illustration leaves out

A flat-rate IUL illustration omits three things that, together, decide the policy's fate.

• Volatility. A floored-and-capped account does not earn its average; it earns near the cap in good years and the floor in bad ones. Because the cap clips the upside while the floor only partly cushions the downside, a volatile path delivers less than a smooth one at the same average return.
• Cap compression. The growth cap is not a fixed feature — it is a lever the carrier resets. Across the industry, caps have fallen substantially over the past decade. A policy illustrated at a high cap that now credits under a much lower one is a fundamentally different instrument than the one that was sold.
• Sequence-of-returns risk. The order of returns matters, especially once money is moving in or out — loan interest, withdrawals, rising charges. A weak stretch early, while the account is doing the heavy lifting, does lasting damage that a late recovery cannot undo.

Why small shortfalls compound into big ones

These forces would be manageable if their effects were proportional. They are not. Cost of insurance rises roughly exponentially as the insured ages, while account value grows at the credited rate. As long as crediting outpaces the rising charges, the policy is self-sustaining. Let the credited rate slip a few points — exactly what volatility and cap compression do — and the charges begin to win. Past a tipping point, the cash value required to keep the policy in force without new premiums rises faster than the policy can build it. The policy does not underperform gently; it crosses a line.

“The dangerous thing about a flat-rate illustration is not that it is optimistic. It is that it hides a tipping point the owner never agreed to stand near.”

The premium-finance amplifier

Layer premium financing on top and the fragility compounds. A financed design typically assumes the policy will grow enough to repay the loan and then sustain itself with no further out-of-pocket cost. That assumption inherits every weakness above and adds leverage: if the cash value falls short at the moment the loan comes due, the owner can face out-of-pocket payments they were told they would never have to make — or a forced unwind of the whole arrangement.

What to do about it

None of this means indexed policies are bad instruments — it means they have to be evaluated honestly and watched continuously. Re-underwrite the crediting assumption with a volatility-aware rate rather than the illustrated one. Run the design as a distribution of outcomes, not a single line. And re-check it as caps move and the insured ages, because a policy that was on track at issue can drift off track in silence. The owners who avoid the worst outcomes are the ones who learn their policy is in trouble years early — while there is still time, and cheap options, to fix it.

InsuriShield analyses are mathematically derived and provided for informational purposes — they are not legal, financial, or medical advice.