Iron Condor

Iron Condor

A short strangle with protective long wings. You sell a wide range of "where the stock won't be" for a net credit; the long wings cap the loss if you're wrong — the defined-risk, IRA-eligible sibling of the short strangle.

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The iron condor is the defined-risk expression of the core short-premium thesis. It is, in one sentence, a short strangle with protective long wings bolted onto each side — four legs in a single expiration that sell a wide range of "where the stock won't be" while capping the loss if the trade is wrong. Put precisely, it is "a short strangle with long options that are purchased further out-of-the-money (OTM) to define your risk."

This entry assembles the structure, the Greeks, the entry and management rules, the published research, and the conflicts the literature itself acknowledges. It leans on the foundations: 03_implied_volatility for the IV-Rank entry filter, 02_probability for delta-as-probability strike selection, 05_trade_management for the 50% / 21-DTE / rolling rules that govern the exit, and 06_portfolio_management for sizing. It is best read alongside the short strangle entry, since the iron condor is that strategy's capped-risk sibling.

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1. Overview & Purpose

The iron condor is a market-neutral, premium-collection strategy. You sell it when you believe an underlying will stay inside a range through expiration and you want to be paid for that range-bound view while knowing your worst case at entry.

The purpose is twofold:

1. Harvest the volatility risk premium — the persistent tendency of implied volatility to overstate realized movement — by selling options that statistically expire worthless. This is the same edge that drives short strangles and short puts; the iron condor simply caps the tail.

2. Make that edge tradeable in small accounts and on expensive underlyings. Because the long wings cap the loss, the buying-power requirement is a fraction of an equivalent strangle, and the position is permitted in IRAs where naked short options are not.

The trade-off, stated plainly throughout the canon: you accept a smaller credit and a lower probability of profit than a strangle in exchange for a known, capped maximum loss. Iron condors have "less risk (and therefore less reward)" than strangles.

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2. Structure & Payoff

An iron condor is four legs, all in the same expiration cycle, combining a short put vertical (bull put spread) below the price and a short call vertical (bear call spread) above it. The standard description lists the legs as: "a short OTM call, a long OTM call at a higher strike, a short OTM put, and a long OTM put at a lower strike, all in the same expiration."

The whole structure is opened for a net credit (the two short options bring in more than the two long wings cost). The distance between a short strike and its long wing is the wing width, and that width — minus the credit — is the maximum loss.

The flat shelves on both ends are the entire point: unlike a strangle, whose loss line keeps falling, the iron condor's loss stops once price passes the long wing.

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3. When to Use

• High implied volatility (high IV Rank). Elevated IV fattens the credit, widens the strikes you can sell for a given credit, and sets up a vega tailwind if IV mean-reverts down. The premium-selling approach flags IVR > 50 as "an attractive opportunity to sell options/volatility."
• Neutral directional outlook / no strong lean. The iron condor profits when the underlying goes nowhere; you deploy it when you have no edge on direction but an edge on range.
• Small accounts. The defined risk and modest buying-power requirement make it the natural neutral strategy when capital is limited — you can size precisely and place more occurrences.
• High-priced underlyings. On an expensive stock or index where a naked strangle's margin is prohibitive, the iron condor caps the requirement at the wing width and makes the name tradeable.
• IRA / non-margin accounts. Because both sides are defined-risk, iron condors are permitted where undefined-risk short options are not.

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4. When NOT to Use

• Low IV Rank. In compressed volatility the credit is thin, the strikes crowd in toward the price, and you are short vega into a market more likely to expand than contract — a poor risk/reward. The premium-selling edge weakens materially when IVR is low.
• When you have a directional conviction. A neutral, two-sided structure wastes a real lean; a single vertical spread or short put expresses direction more efficiently.
• Around binary events on a still-cheap underlying. Pre-earnings IV crush can help, but a defined-risk condor that is too narrow can be blown through by a large gap, realizing the full capped loss on one side. Size and width matter.
• When you cannot tolerate being "harder to defend." Because risk is already defined, the iron condor has fewer escape hatches than a strangle (see Section 10). If you want maximum adjustment flexibility and have the buying power, a strangle defends more freely.

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5. Entry Criteria

IV environment (IV Rank). Prefer IV Rank above ~50; treat ≥ 50 as the green light to sell premium and reserve the most aggressive sizing for elevated/extreme readings (IVR 80+). See 03_implied_volatility.

DTE. Enter around 45 days to expiration — the house default across short-premium structures, balancing theta income against gamma risk. (one widely cited iron-condor example page happens to illustrate with 60 DTE, but ~45 DTE is the canonical short-premium window. )

Delta / strike selection. The house default for the short strikes is roughly the one-standard-deviation, ~16-delta level on each side — the same probabilistic anchor used for strangles, where delta approximates the probability of finishing ITM. See 02_probability. An alternative framing sizes by credit rather than delta: collect about one-third of the width of the strikes in premium, which corresponds to a probability of success near 67%.

Wing width. Width is a risk-dial, not a fixed number. Wider wings → larger credit and a payoff that more closely mimics a strangle, but a larger max loss and buying-power requirement; narrower wings → smaller credit and tighter capped risk. this approach's research frames the spectrum from a standard "1/3-the-width" condor out to a "Big Boy" condor whose wings sit far enough away to behave almost like a strangle.

Sizing. Risk a small, fixed fraction of the account per position so that the defined max loss — not a surprise — is what you've budgeted. The defined-risk profile is precisely what lets you size with confidence.

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6. Greeks Exposure

At entry the iron condor is built to sit at a Greeks profile of flat delta, short gamma, long theta, short vega — the classic short-premium signature, but smaller in magnitude than a strangle because the long wings offset part of each Greek.

The defining feature versus a strangle: every Greek is partially neutralized by the wings, so the iron condor is a muted version of the same exposure — less premium decay to collect, but less to lose to a volatility spike or a gap.

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7. Volatility Exposure

The iron condor is net short vega — you profit from falling implied volatility and are hurt by rising IV.

• IV contraction (favorable): When IV falls after entry, the short options lose value faster than the long wings, and the spread can be bought back cheaply — this is why entering at high IVR matters: you are selling expensive premium that has room to deflate.
• IV expansion (adverse): A volatility spike inflates all four legs; because the short options are closer to the money and more sensitive, the net position loses. The long wings, however, cap the bleed — the position cannot lose more than (width − credit) no matter how high IV goes.

Because the wings are themselves long vega, the iron condor's vega is smaller in magnitude than an equivalent strangle's, which is part of why it is "less risk, less reward."

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8. Expected Behavior

P/L drivers. You make money primarily from theta decay and IV contraction while the underlying stays between the short strikes; you lose from a large directional move (gamma) or a volatility spike (vega) that pushes price toward — or through — a short strike.

Maximum profit = the total net credit received at entry, realized if both spreads expire worthless (price between the short strikes at expiration).

Maximum loss = width of the (wider) spread − total credit received, realized if price closes beyond either long wing.

Breakevens at expiration:

• Upside BE = short call strike + total credit
• Downside BE = short put strike − total credit

Probability of profit. The iron condor's POP is lower than a comparable strangle's. A short strangle on the same underlying typically runs ~70%+ POP, whereas the iron condor sits around 60% (and ~67% for the "1/3-the-width" credit rule). The reason: the credit is smaller, so the breakevens are tighter — the wings that cap your loss also narrow your profitable range. See 02_probability.

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9. Capital Requirements / Buying Power

The buying-power reduction for an iron condor equals its maximum loss: the wider spread's width minus the net credit received. The standard guidance notes that the max loss "is the buying power reduction (BPR) of the strategy when opening the position."

Key consequences:

• Defined and modest. A 5-wide condor collecting $1.65 ties up roughly $335 per contract (plus fees) — a small, fully known amount, versus a strangle whose margin floats with the underlying and can be many multiples larger.
• Wider wings cost more buying power. Moving the wings out toward a strangle-like payoff increases both credit and BPR; the research explicitly frames wider iron condors as "lowering the buying power requirement" relative to the strangle while raising it relative to a tight condor.
• IRA-eligible. Because the requirement is the defined max loss, iron condors clear in cash and retirement accounts where naked strangles do not.

See 06_portfolio_management for sizing the BPR against total capital.

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10. Adjustment Criteria

The first principle, repeated across the canon: defend by adjusting the untested (winning) side, not the tested side.

• Roll the untested spread toward the price for a credit. As the underlying drifts toward one short strike, roll the opposite (profitable) spread closer to the money to collect additional credit, which widens the tested-side breakeven and re-centers the position. As the common guidance goes: "We look to roll the untested spread closer to the stock price to collect more premium." This mirrors the strangle untested-side roll in 05_trade_management.
• Roll all the way to an iron fly. The untested spread can be rolled as far as the same short strike as the tested spread, which converts the iron condor into an iron butterfly — maximum additional credit, but the profit zone collapses to a point.
• Close the untested spread for a small debit. Alternatively, buy back the cheap untested spread, banking that credit and leaving a single defined-risk vertical to manage.
• Roll the tested spread out in time / further OTM. When a short strike is threatened you can roll that spread to a further-OTM strike in the same or a later expiration, buying room and time.

*A limitation worth stating plainly: the iron condor is harder to defend than a strangle. Because the risk is already defined by the wings, you have far less room to roll for meaningful credit, and rolling the untested side only goes "as far as" the tested short strike (the iron-fly limit) before you'd be inverting. With a strangle you can keep rolling untested strikes inward across cycles; with a condor the wings box you in. Treat the defined risk as the price you paid* for the cap, and be willing to take the capped loss rather than over-adjust.

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11. Exit Criteria

• Profit target: ~50% of max profit. Close the condor when it can be bought back for half the credit collected. As the premium-selling playbook puts it: "We close iron condors when we reach 50% of our max profit … taking risk off the table and locking in profits." This is the same 50% rule documented for spreads in 05_trade_management.
• Time stop: ~21 DTE. Close or roll as the position approaches 21 days to expiration, regardless of P/L, to escape accelerating gamma — the defined-risk wings reduce but do not eliminate the late-cycle whipsaw risk.
• Defense / stop: because max loss is capped, a hard percentage stop matters less than for a strangle — but the discipline of defending the untested side (Section 10) and not riding a spread to its full capped loss still applies.
• Avoid holding into expiration with one short strike ITM. If a short strike finishes ITM while its long wing finishes OTM, you face assignment that converts the leg into unhedged stock — close or roll before expiration to sidestep this.

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12. Historical Research Findings

A substantial body of iron-condor research has been published in the industry literature. The episode pages below are real, indexed URLs; several return 404 to automated fetching, so quantitative results are reported from search summaries of those episodes and tagged Conf Med where not verbatim-confirmed. No URL here is fabricated.

1. Management levels by variation. Iron Condors | Management Levels examined four iron-condor variations, showing at what percentage of max profit each should be managed and comparing every variation back to the riskier short strangle. The takeaway: management percentage is not one-size-fits-all across condor widths, and all variations were benchmarked against the strangle.

2. Iron condor ↔ strangle correlation. Iron Condor and Strangle Correlations and the Analysis and Variations study showed that wider-winged condors more closely replicate a strangle's payoff while requiring less buying power than the strangle — running from a standard "1/3-the-width" condor to a "Big Boy" condor whose long strikes sit far enough out to mimic undefined-risk behavior.

3. Wide / asymmetric condors. Wide Iron Condors: Double Double found that adding a second (or third) call spread against a single put spread — common because ~60% of trades skewed that way — increased upside risk but also raised win rate and average P/L, illustrating how wing placement and spread count tune the risk/reward.

4. Strangles vs. iron condors, head to head. Strangles vs Iron Condors (industry research) frames the core trade-off the whole canon repeats: the strangle collects more credit and carries a higher POP (~70%+) but undefined risk; the iron condor accepts a smaller credit and lower POP (~60%) for a capped, known loss and a smaller buying-power footprint.

5. Iron condor profiles. Iron Condor Profiles surveyed how different strike/width profiles change the probability, credit, and risk picture — reinforcing that the iron condor is a family of trades along the width dial, not a single fixed structure.

Conflict / caution to flag. Some third-party summaries circulate a precise figure — e.g. "4,872 SPY iron condors, 2005–2019; managing at 50% lifted the win rate from 64% to 82% and cut time in trade from 27 to 14 days." That number is consistent with the direction of the published findings (50% management raises win rate and shortens duration) but it appears on a third-party site, not a verified primary study page, so it is graded C, not A. Use the 50%-management principle (Grade A/B per 05_trade_management); treat the exact 64%→82% figures as unverified.

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13. Worked Example

A neutral, illustrative trade (round numbers; not a recommendation):

Underlying: XYZ trading at $100, IV Rank ~60, ~45 DTE.

Sell the 16Δ put at $90, buy the protective put at $85 (5-wide put spread).

Sell the 16Δ call at $110, buy the protective call at $115 (5-wide call spread).

Net credit collected: $1.65 ($165 per condor).

Resulting metrics:

Comparison to the equivalent strangle. Selling the bare 16Δ $90 put / $110 call (no wings) might collect ~$2.50 instead of $1.65 — a higher credit, wider breakevens, and ~70%+ POP — but with undefined downside/upside and a far larger, floating buying-power requirement. The iron condor surrenders ~$0.85 of credit and some POP to convert that open-ended risk into a fixed $335 max loss.

Outcomes:

• XYZ at $101 at expiration → both spreads expire worthless → keep the full $165 (in practice you'd have closed at ~$83 profit, the 50% target, well before then).
• XYZ gaps to $120 → the call spread goes max-loss, the put spread expires worthless → net −$335, the capped maximum. A naked strangle here would have lost far more on the call side.

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14. Key Takeaways

• Structure: four legs, one expiration — a short put vertical + a short call vertical = a short strangle with defined-risk wings.
• Strikes: short strikes near ~16Δ / 1 SD (or sized to collect ~1/3 the width, ~67% POP); wing width is the risk dial and sets max loss.
• Max loss = width − credit; max profit = credit; BPR = max loss. Known at entry — the whole reason to choose a condor over a strangle.
• Greeks: flat delta, short gamma, long theta, short vega — a muted version of the strangle's exposure.
• Entry: high IV Rank (>50), ~45 DTE. Manage at 50% of max profit; respect the ~21-DTE time stop.
• Defense: adjust the untested side — roll it toward price for a credit (up to an iron fly). But accept that defined risk makes the condor harder to defend than a strangle.
• Trade-off: lower credit and lower POP (~60% vs ~70%+) than a strangle, in exchange for a capped tail, small buying power, and IRA eligibility.

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15. Sources

Primary options-education — verified pages (fetched):

• options education — Iron Condor Strategy Guide — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• this approach — Iron Condor Options Trading Strategy — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• this approach — Implied Volatility (IV) Rank & Percentile Explained — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• this approach — Strangle Option Strategy (Long & Short Strangle) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• this approach — Options Delta Explained — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• this approach — Standard Deviation: How to Calculate & Use It with Stocks — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document

Primary this approach research — real episode URLs (not verbatim-fetched; 404 to automated fetch; results from this approach search summaries):

• industry research — Iron Condors | Management Levels (2015-05-27) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Iron Condor and Strangle Correlations (2019-02-11) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Iron Condors | Analysis and Variations (2014-10-14) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Wide Iron Condors: Double Double (2017-02-08) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Wide Iron Condors (2019-07-01) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Iron Condor Profiles (2020-08-04) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Strangles vs Iron Condors (2019-11-20) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — Managing Winners | Varying Profit Targets (2015-12-04) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• industry research — 21 Day Management Exceptions (2019-09-17) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document

Third-party explainers (Grade C — used only for qualitative/illustrative comparison, never as Grade A):

• a third-party explainer — Iron Condors vs. Strangles: Profit/Loss Analysis — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• a third-party explainer — Short Strangle vs Iron Condor – Which Is Better? — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document
• a third-party explainer — Iron Condor Strategy (source of the unverified 64%→82% figure, flagged) — https://www.theocc.com/company-information/documents-and-archives/options-disclosure-document

Cross-references: 02_probability · 03_implied_volatility · 05_trade_management · 06_portfolio_management · short strangle

Sourcing note: the six options-education `/learn/` and `/concepts-strategies/` pages above were directly fetched and their structural facts, formulas, IVR-50 threshold, 45-DTE/50%-management rules, and the "1/3-the-width / ~67%" framing verified from page text. The industry research episode URLs are real, search-indexed pages whose quantitative results are reported from search summaries (the episode pages return 404 to automated fetching) and are tagged Conf Med accordingly. The 64%→82% management figure appears only on a third-party site and is graded C/Conf Low and explicitly flagged as unverified. No URL in this document is fabricated.

_Evidence-labeled per the Project Charter. Education only, not financial advice._