How Can I Protect against Sequence-of-Returns Risk?

Two retirements with the same average return can end very differently depending on when the bad years land. A crash in your first few years of retirement — while you’re selling to fund spending — does damage a late-career crash never would. That’s sequence-of-returns risk, and it’s one of the biggest retirement nightmares because it strikes exactly when you’re most exposed and can’t wait it out.

This recipe is about defense: the levers that blunt a bad early market, and — just as important — how to measure how much each one actually buys you.

Testing whether you’re exposed is a different question — for that, stress-test a leaner future in What If Market Returns Disappoint?. This recipe assumes you’ve seen the risk and want to do something about it.

New here? Build a baseline plan first with Getting Started.

The idea in one line

Protecting against sequence risk costs you a little in an average market and pays you back in a bad one — like any insurance. So the whole exercise is a trade: give up a bit of median upside to lift your worst-case floor. The goal isn’t to eliminate the cost; it’s to find the point where the protection is worth the premium.

The quick version

On the Strategy tab, switch on one or more defensive levers (below).
Save it as a named strategy — "SORR-protected."
Run Comparison against your baseline, and read the downside numbers — not the median.

Step by step

1. Build the defense. These live on the Strategy tab and can be combined:

Downturn-Aware Withdrawals — in a market drop, draw from your stable assets first instead of selling stocks at the bottom. This is the most direct answer to sequence risk: it stops you locking in losses early.
Cash Reserve Target — hold a set number of months of portfolio withdrawals in cash (your spending net of Social Security, pension, and annuity income) to spend from during a drawdown, so the portfolio gets time to recover. Turn on its recovery refill so the cushion rebuilds from equity gains between drops. This isn’t just a discretionary-spending buffer: if you hold cash inside a Traditional account, Required Minimum Distributions draw from that cash sleeve first too — so the reserve also protects you from being forced to sell stocks low to meet an RMD.
Guardrails (a withdrawal method) — let spending flex down automatically in bad years and up in good ones, instead of drawing a fixed amount regardless of the market. Flexibility is one of the most powerful sequence-risk defenses there is.
A lower starting withdrawal, or a more conservative allocation — a smaller draw and less equity both reduce how much a bad start can hurt.
Delay Social Security — more guaranteed, market-proof income means less that has to come from the portfolio in a downturn.

2. Save it as a named strategy (the Strategies button) — "SORR-protected." Build a couple of variants (say, a bigger cash reserve, or guardrails on/off) if you want to compare how far to go.

3. Run Comparison on the Compare tab with Compare against baseline on (the default). Both run on the same market sequences (shared seeds), so any difference is the strategy, not luck — including in the bad-luck paths, which is exactly where this matters.

What to look at — read the downside, not the median

Sequence-risk insurance lives in the tail, so the median will barely move (or dip a little — that’s the premium). Look at the downside metrics instead:

P10 ("Bad Scenario") legacy — your worst-case floor. Defense should lift this. The ruin-probability chart tells the same story.
Success Rate and Income-Gap Rate — a good defense fails in fewer scenarios and leaves fewer months of unmet spending, almost all of them bad-early-market paths.
The Downside Protection card (on the Results tab) — this does the comparison for you: it re-runs your plan with the downturn defense stripped out, on the same market sequences, and splits the result into Protection (worst-case floor lift, success rate, failure paths avoided) and Premium (median and after-tax legacy). Read the Protection panel first; a small negative premium is the price, not a problem. Below it, Worst historical starts reports how many of 1929, 1966, 1973, 2000 and 2008 your plan survives with the defense on versus stripped — and the Advantage by market percentile chart plots every simulation, so you can see the premium in the left tail and the payout in the right.
See it in real crashes. Turn on the bad-sequence overlay on the Results tab to drop your plan onto the worst real starting points on record (1929, 1966, 1973, 2000, 2008), or run the full Historical Backtest to replay every start year since 1928. A defense that holds up in 1966 and 2000 is doing its job.

And how much? Let the optimizer sweep it

Adding layers by hand tells you that a defense helps. The Downturn Defense group in the Optimizer tells you how much — it sweeps a defense parameter across its range and prices each level against a downside objective:

Cash Reserve (months) — 0 to 48 months, in steps of 6.
Downturn Trigger Threshold — −30% to −5%, in steps of 5%.
Reserve Refill Threshold — 5% to 25%, in steps of 5%.

Each defaults to a downside objective (10th-percentile legacy, or success rate for the trigger). Leave those defaults alone: optimizing a defense for median legacy will always recommend turning it off, because the median never sees the tail the defense exists for. Read the output as a frontier of what each level buys and costs — not as a single recommended number.

How much protection is enough?

Add the layers one at a time and watch the downside numbers as you go. Early layers (downturn-aware withdrawals, a first cash reserve, guardrails) usually lift your worst-case floor and success rate noticeably. Past a point, more defense stops moving the downside and just costs you median growth — that’s over-insuring. When P10 and Success Rate stop improving, you’ve found enough; the rest is premium you don’t need to pay.

If the plan still can’t take a bad start

Lean harder on flexibility — Guardrails plus a slightly lower starting target does more than a big cash pile alone.
Shorten the exposure — work part-time or a little longer to trim the early-drawdown window.
Raise the guaranteed floor — delaying Social Security, or a simple income annuity, replaces portfolio draws that a downturn would otherwise force.
Test it honestly — pair this with What If Market Returns Disappoint? so you’re defending against a leaner and badly-timed future, not just one.