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Sequence of Returns Risk Calculator

A 7% average annual return can leave you with $1.2M or zero — depending entirely on when the crashes happen. This sequence of returns risk calculator shows why retiring into a bear market is far more dangerous than experiencing one mid-career.

Three scenarios — same average return, different sequence

Sequence risk — same average return, different outcomes
Early bear vs late bear vs steady: portfolio balance over 30 years of retirement

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📖 What is sequence of returns risk — and why does it matter? Tap to expand

Sequence of returns risk is the danger that the order of investment returns — not just their average — determines whether your retirement portfolio survives. Two people can experience identical average annual returns and end up with completely different outcomes, simply because one retired into a bull market and the other retired into a crash.

Why it matters at retirement specifically: During accumulation, market crashes are actually good — you're buying more shares cheaply. At retirement, a crash is devastating because you're selling shares to live on, which permanently reduces the portfolio's ability to recover. This is called the "withdrawal death spiral."

The example above: Both the "crash early" and "crash late" scenarios use the exact same average annual return. The portfolio that experienced crashes in years 1–2 may be depleted by year 20. The portfolio that experienced the same crashes in years 20–21 survives comfortably. Same numbers, opposite outcomes.

How to reduce sequence risk: Hold 2–3 years of expenses in cash or bonds (the bucket strategy). Use a flexible withdrawal rate — spend less in down years. Consider delaying retirement by 1–2 years to build a larger buffer. The Monte Carlo simulator runs 1,000 scenarios to show the probability distribution of outcomes.

→ Run a Monte Carlo simulation with 1,000 scenarios

Sequence of Returns Risk — Frequently Asked Questions

What is a sequence of returns risk calculator?+
A sequence of returns risk calculator shows how the order of investment returns affects retirement portfolio survival. Unlike standard compound interest calculators that assume steady returns, this tool models what happens when crashes occur early versus late in retirement — with identical average annual returns but radically different outcomes.
How do you calculate sequence of returns risk?+
To calculate sequence of returns risk, model three scenarios with the same average return but different crash timing: (1) crashes in years 1–2, (2) crashes in years 20–21, and (3) steady returns. Run portfolio balance simulations with annual withdrawals. The difference in terminal portfolio value between early-crash and late-crash scenarios is your sequence risk exposure. A withdrawal rate stress test — spending $50k/year from a $1M portfolio — will show the spread.
Why does sequence of returns matter more at retirement?+
During accumulation, market crashes help — you buy more shares at lower prices. At retirement, you are selling shares to fund withdrawals. A 30% crash in year 1 of retirement means you sell far more shares to generate the same cash, permanently reducing the portfolio's recovery capacity. This "withdrawal death spiral" is why two retirees with the same average return over 30 years can end up with wildly different balances.
What is a safe withdrawal rate given sequence risk?+
The traditional 4% rule assumes average historical returns and doesn't fully account for sequence risk. When sequence risk is modelled across 1,000 historical scenarios, a 3.5% withdrawal rate has historically survived 30-year retirements with >95% probability. A flexible withdrawal rate — reducing spending by 10–20% in down years — significantly improves survival odds without requiring a lower initial withdrawal rate.
How do you protect against sequence of returns risk?+
Four practical strategies: (1) Cash buffer — hold 2–3 years of expenses in cash so you never sell equities in a crash. (2) Bucket strategy — allocate assets into short, medium, and long-term buckets. (3) Flexible spending — reduce withdrawals in down years. (4) Delay retirement by 1–2 years — a larger portfolio at retirement dramatically reduces sequence sensitivity.