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What Is Sequence-of-Returns Risk? The Biggest Threat to New Retirees

2026-03-206 min read

Two retirees with identical 30-year average returns can have wildly different outcomes. The order of returns matters more than the average.

Why Does the Order of Returns Matter?

Two investors both average 7% over 30 years. Investor A gets -20% in year 1, then strong returns. Investor B gets strong returns for 29 years, then -20% in year 30.

If both withdraw $50,000/year from a $1M starting portfolio: - Investor A runs out of money at year 22 - Investor B finishes with over $2M

Same average return. Opposite outcomes. The difference is that Investor A sold shares at depressed prices to fund withdrawals, permanently reducing the portfolio's recovery potential. Investor B's early gains compound undisturbed.

This is why Monte Carlo simulation runs 10,000 different return sequences — it captures the range of possible outcomes from different orderings of the same underlying return distribution.

How Can You Protect Against Sequence Risk?

1. Cash/bond buffer: Maintain 2-3 years of spending in low-volatility assets (see our bond ladder article). This prevents forced stock selling during downturns.

2. Flexible spending: Reducing withdrawals by 10-15% during bear markets dramatically improves outcomes. The spending sensitivity table shows this tradeoff quantitatively.

3. Social Security delay: Guaranteed income from SS reduces portfolio withdrawal pressure — especially valuable in early retirement when sequence risk is highest.

4. Part-time income: Even $15,000-20,000/year in the first 5 years reduces the portfolio drawdown during the most vulnerable period.

5. Guardrails strategy: Set upper and lower spending bounds that adjust based on portfolio performance. If the portfolio drops below a threshold, spending decreases automatically.

Want to Test Your Vulnerability to Sequence Risk?

The Monte Carlo analysis at myaifinancialplan.com explicitly tests your plan against thousands of different return sequences — showing your success rate across the full range of possible market timing outcomes. Start free at myaifinancialplan.com.

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This article is for educational and informational purposes only. It does not constitute investment advice, financial planning advice, or a recommendation to buy or sell any security. AI Financial Plan is not a registered investment adviser, broker-dealer, or financial planner. You should consult with a qualified professional before making financial decisions. Past performance and projected outcomes are not guarantees of future results.

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