# Defined Risk vs Naked: Does the Protective Wing Pay Off?
Source: https://theoptionsbench.com/defined-risk-vs-naked-backtest/

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Updated 3 September 2026 · by Theo Chen

Sell a cash-secured put and a crash can hand you a brutal month - if the stock gaps down, you're on
the hook all the way to zero. The fix the textbooks sell is **defined risk**: buy a
cheap, far-out-of-the-money option as a wing so your maximum loss is capped. But that wing isn't free -
you pay for it every single month, and most months it expires worthless. So does the protection pay
for itself, or just bleed? We backtested it 21 years on the S&P 500.

The clean answer: **the wing caps the disaster - that part is real and dramatic - but it is
insurance, and like insurance it normally costs a small premium** rather than paying its own
way. The popular "spreads beat naked puts" backtests that show otherwise are usually pricing the wing
too cheaply.

## The scorecard (2005-2026)

Three put-selling strategies, same 30-delta short put (same exposure), all cash-secured, held to
expiration. The only difference is what protection you bolt on:

| Strategy | CAGR | Max drawdown | Worst month | Volatility |
| Naked Cash-Secured Put | 3.81% | -28.8% | -28.9% (March 2020) | ~9.7% |
| Bull Put Spread | 4.44% | -10.6% | -5.3% (October 2008) | ~4.2% |
| Iron Condor | 6.36% | -11.4% | -8.9% (April 2020) | ~5.9% |
| Buy & hold SPY (reference) | 10.95% | -55.2% | - | ~19.5% |

Look at the **worst-month** and **drawdown** columns first - that's where the
story is. The naked Put's own worst month was -28.9% (March 2020);
the Bull Put Spread's own worst month was -5.3% (October 2008).
Each strategy's deepest drawdown - again its own worst stretch, in a different sell-off - was
-28.8% naked against -10.6% with the wing, roughly 18 points
shallower, at less than half the volatility.
The wing did its one job: it capped the catastrophe.

## Growth of $100,000, 2005-2026

Here is where you have to read carefully. In the model the defined-risk lines actually finish
_above_ the naked put - but don't take that at face value. That outcome leans on the wing being
priced too cheaply (more on that next). What the chart shows reliably is the **smoothness**:
the spread and condor barely flinch in 2008, 2020 and 2022, while the naked put lurches.

## Did the wing pay for itself? In the model, almost - and that's the catch

Over 256 months, the protective put wing cost about **71% of
collateral** in cumulative premium and paid back about **74%**
in crashes - a 1.05x payoff-to-cost ratio, essentially break-even. Taken literally, that says the
crash protection was nearly free.

It wasn't. We price every option off VIX, which is an _at-the-money_ volatility - and far-OTM
index puts trade at much higher implied vol than that (the volatility skew is steepest exactly where the
wing lives). So the modeled wing is meaningfully cheaper than the one you'd actually buy. We stress-tested
this with a realistic skew (a 10%-OTM index put commonly carries 5-10 extra vol points): the
payoff-to-cost ratio **falls from 1.05 to roughly 0.4-0.8** - the wing returns
40 to 80 cents on the dollar,
a real and persistent drag. That is the normal, expected state of affairs:
**insurance that caps your tail usually costs a premium.**

## We stopped estimating: the real-fill answer

We've since bought real **OptionsDX end-of-day SPY chains** and re-ran all three strategies on
traded bid/ask prices, 2010-2023 (163 cycles), strikes chosen by real delta. The
stress-test prediction lands almost on the nose: the wing's real payoff-to-cost ratio is
**0.64x** - inside the 0.4-0.8 band we projected, and well under the model's
1.05x break-even. The wing is a real, persistent drag, exactly as insurance should be.

| 2010-2023, real fills | CAGR | Max drawdown | Worst month |
| Naked Cash-Secured Put | 3.51% | -29.0% | -28.5% (March 2020) |
| Bull Put Spread | 2.45% | -9.0% | -6.3% (May 2022) |
| Iron Condor | -0.34% | -14.6% | -5.5% (May 2022) |
| Buy & hold SPY (total return) | 12.66% | - | - |

Real prices flip the ordering to the honest one. The model had the defined-risk lines finishing
_above_ the naked put; with real fills **the naked put leads on return (3.51%),
the bull put spread trails by about a point (2.45%), and the iron condor goes slightly
negative (-0.34%)** - its short call got run over again and again in the 2010s bull
market, exactly the "optimistic ceiling" the model's caveats flagged. You pay for protection; you are not
paid to hold it.

But the reason to buy the wing survives completely intact, because it never depended on pricing. In the
model's shared March 2020 cycle, the naked Put lost -28.8% and the Bull
Put Spread lost -2.9%. The real-fill summary stores each strategy's own worst month,
not same-event returns: -28.5% for the naked Put
(March 2020) and -6.3% for the Bull Put Spread
(May 2022). The spread's max drawdown was -9.0% against
-29.0% for the naked Put.
**Skew makes the hedge cost more, not work less.** Trust the risk numbers; the return edge the
model gave the spreads was the illusion.

## The iron condor: income from both sides, capped both ways

The iron condor bolts a bear call spread onto the bull put spread, so you collect premium from a short
put _and_ a short call, with a wing on each side. In the model it earned the most
(6.36% a year) at a similar capped drawdown (-11.4%) - both tails
defined. Two honest caveats: it now loses when the market rips through your short call (you've capped
the upside you were implicitly long), and its modeled income is the _most_ skew-distorted of the
three, because VIX overprices the short call while underpricing both wings. On real fills its return doesn't
just slide - it collapses from the modeled 6.36% to -0.34% (the real-fill table
above), slightly negative, the worst-distorted of the three. Read its modeled return as a fantasy ceiling;
the durable feature is the per-position cap: no month can exceed the position's defined maximum loss.
Position sizing still determines account risk.

## What this means for how you trade

- Defined risk is insurance, priced like insurance. The wing caps your worst case (-29% -> -3% in the same March 2020 cycle) for a small recurring cost. You're paying to make the disaster survivable, not to boost returns.
- It also frees capital. A spread's margin is its width, not the full strike - so the same account can hold far more of them. That's real efficiency, but it's also how defined-risk traders quietly add leverage; size to the max loss, not the count.
- Pick naked if you have the capital and the stomach to hold the naked Put's -29% worst month (March 2020), and want to keep every cent of premium in calm years.
- Pick defined risk if a single gap-down month could blow up your account or your nerve. The cap is cheap relative to what it prevents - and you can model the exact trade in the bull put spread calculator or the iron condor calculator.

## Caveats - read these

- The return comparison is flattered by skew; the risk comparison is not. Premiums are modeled from VIX, which underprices the far-OTM wings (and overprices the iron condor's short call). So the defined-risk returns here are optimistic - realistically the wing is a net cost. The drawdown and worst-month figures are structural and robust.
- Same notional, cash-secured, no leverage. All three are sized to the same 30-delta short put and fully collateralized, to isolate the effect of the wing. A spread run on its (much smaller) true margin would scale both the return and the risk up.
- Idle cash earns 0%, no commissions or slippage, held to expiration with no management - a mechanical baseline. Real spreads carry four legs of bid-ask, which hurts defined risk more than naked.
- One window, one underlying. SPY, 2005-2026, 30-delta shorts and 10-delta wings. Different strikes or a single stock would shift the numbers. Past performance is not predictive; educational, not advice.

Method: real daily SPY and VIX, 2005-02-18 to 2026-05-15 (256 monthly third-Friday cycles).
30-delta short puts/calls and ~10-delta wings, priced with the same Black-Scholes engine as this site's
calculators; all three strategies cash-secured to the short put strike (same notional). The "real-fill"
section re-runs all three on real OptionsDX end-of-day SPY chains (2010-2023), every leg at the
bid/ask mid, strikes by actual delta - all 3 strategy backtests agree with the separate
cash-secured-put ladder, whose naked leg's 3.51% is reproduced exactly. Study outputs
regenerate from the underlying data; the benchmark volatility, stress band and real-fill March 2020 spread
return are documented reference values because the summary JSON does not expose them. The full three-strategy
dataset is published as JSON and CSV at /data/, alongside every other backtest on this
site, licensed CC BY 4.0.

Cite this study

Theo Chen. Defined Risk vs Naked Options: Equity Curve. The Options Bench, 2026.
https://theoptionsbench.com/defined-risk-vs-naked-backtest/. Licensed under CC BY 4.0.

Download the underlying data: JSON CSV

The bottom line

In the modelled March 2020 cycle (our 2005-2026 backtest), adding a protective wing cut the loss from -29% in the naked Put to -3% in the Bull Put Spread. Over the whole run - each strategy's own worst stretch, which are different sell-offs, not one shared event - max drawdown was 29% naked against 11% with the wing. Defined risk is insurance: it caps the catastrophe, but real OptionsDX fills confirm the wing is a 0.64x drag - on real prices the naked Put leads on return (3.51%) and the Iron Condor goes slightly negative. Buy the wing for the cap, not the carry.

## Frequently asked questions
Is a bull put spread better than a naked cash-secured put?

It depends what you mean by better. In our 21-year SPY backtest, the same March 2020 cycle lost -28.8% in the naked Cash-Secured Put and -2.9% in the Bull Put Spread. Measured over the whole run rather than that one cycle - and these are each strategy's own worst stretch, in different sell-offs - max drawdown was -28.8% naked against -10.6% with the wing. That tail cap is the real benefit of defined risk. The model showed the spread roughly matching the naked Put on return, but that's flattered by skew - in reality you give up a little return for the protection.

Does buying a protective wing pay for itself?

Not at real prices. The VIX model showed it nearly breaking even (a 1.05x payoff-to-cost ratio), but that underprices how rich far-out-of-the-money index puts really are. Real OptionsDX fills (2010-2023) settle it: a 0.64x ratio - the wing returns about 64 cents on the premium dollar, a real and persistent drag. That's the normal state for insurance: expect to pay a small premium for the protection.

How much downside protection does a bull put spread actually give?

A lot, and it's structural - it doesn't depend on any modeling assumption. The long Put caps your maximum loss at the spread's width minus the credit, no matter how far the market falls. In the shared March 2020 cycle, the naked Put lost -28.8% and the Bull Put Spread lost -2.9%. If you can't survive the naked tail, that cap is the whole point.

Is an iron condor better than a bull put spread?

Not on return. The iron condor adds a bear call spread to the bull put spread, collecting premium from both sides - in the VIX model it earned the most (6.36% a year), but that was the most skew-flattered result of the three. On real OptionsDX fills (2010-2023) its return collapsed to -0.34% a year - slightly negative - because its short call kept getting run over in the bull market. Its durable feature is the both-sided risk cap, not the income.

Should I trade defined-risk or naked options income?

Think of it as buying insurance. Naked cash-secured puts keep the most premium in calm markets but leave you exposed to the full crash. Defined-risk spreads cap that catastrophe for a modest recurring cost, and tie up far less capital. If a single bad month could blow up your account or your nerve, the wing is worth its price. If you can stomach the naked tail, you keep slightly more.

## Related questions

- Cash-secured put vs bull put spread - which to trade?
- Does selling cash-secured puts beat buy-and-hold?
- How does an iron condor work?