Iron Condor Calculator
Free Iron Condor multi-leg options calculator. Compute net premium, max profit, max loss, breakevens and full payoff diagram for 4-leg strategy.
Payoff at expiry
| Spot move | Spot price | P&L |
|---|---|---|
| -30% | $53,900.00 | -$3,400.00 |
| -20% | $61,600.00 | -$3,400.00 |
| -10% | $69,300.00 | +$900.00 |
| -5% | $73,150.00 | +$1,600.00 |
| +0% | $77,000.00 | +$1,600.00 |
| +5% | $80,850.00 | +$1,600.00 |
| +10% | $84,700.00 | +$1,600.00 |
| +20% | $92,400.00 | -$3,400.00 |
| +30% | $100,100.00 | -$3,400.00 |
Iron Condors profit from time decay and low volatility. Exit before assignment risk peaks (typically 21-7 days to expiry).
How to use Iron Condor Calculator
The Iron Condor Calculator is designed to turn raw assumptions into a clear decision framework in seconds. Start by entering conservative values first, then run a second pass with aggressive assumptions to understand your outcome range. This two-pass method gives you a realistic baseline and an upside case before you commit capital. In practice, strong decision-making comes from comparing scenarios rather than trusting one single output. For that reason, this calculator updates in real time and allows fast iteration so you can test multiple cases with minimal friction.
A reliable workflow is: define your objective, set your constraints, enter values, review outputs, then validate with one related calculator. For example, if your target result looks attractive, verify it against <a href="/break-even-calculator/">break-even</a>, fee, and <a href="/tax-calculator/">tax</a> assumptions before acting. This process prevents overconfidence and helps you avoid weak setups where small hidden costs can erase expected edge. By using repeatable steps, you make your analysis consistent and easier to improve over time.
Input guide and assumptions
Input quality determines output quality. Use exchange-confirmed prices when possible, and avoid relying on a single quote snapshot during high volatility. If your scenario includes fees, funding, spread, or slippage, include them explicitly — a quick pass through the <a href="/profit-calculator/">profit calculator</a> with realistic friction will reveal whether your edge survives after costs. Even small percentage costs compound quickly in leveraged or high-frequency conditions. A robust habit is to increase friction assumptions slightly above your best-case expectation to stress-test the model. If the setup still works with conservative assumptions, execution risk becomes more manageable.
Time horizon matters as much as price assumptions. A strategy that looks viable on a one-week horizon can fail over a three-month period due to cumulative costs and market drift. For longer holds, run a parallel check with the <a href="/dca-calculator/">DCA calculator</a> to see how staged entries compare to a single lump-sum commitment. Align your inputs with your intended hold period and re-check when conditions change materially. If market structure changes, rerun the same scenario rather than forcing old assumptions into a new environment. This discipline keeps your planning adaptive and reduces avoidable losses from stale numbers.
Understanding iron condor P&L
Iron Condor profits when the underlying stays between the short call and short put strikes at expiry. Max profit = net premium received. Max loss = wing width − net premium. The strategy expresses a 'sideways with declining IV' view, profiting from time decay (theta) and IV crush.
Critical metrics: profit zone width (between breakevens), risk:reward ratio (max loss / max profit), and capital required (usually equals max loss for credit Iron Condors). Higher premium = wider strikes near spot = more risk but more profit zone. Tight strikes (close to spot) = highest premium but smallest profit zone.
Iron condor setup scenarios
BTC trading $77K, IV 60%, 30 days to expiry. Sell 70K put / buy 65K put + sell 85K call / buy 90K call. Premium: put short $1,500 - put long $700 + call short $1,400 - call long $600 = $1,600 net credit. Max profit $1,600, max loss = 5K wing - 1.6K = $3,400. Risk:Reward 2.13:1. Profit zone: $68.4K-$86.6K (24% width).
High-IV crush play: post-FOMC, IV at 90% spikes vs realized vol of 50%. Sell same condor at higher premium $2,500. Max profit larger, but probability of being in zone slightly lower if realized vol exceeds 50%. Best when you have view that IV will revert to mean while price stays directional-flat.
Risk and execution checklist
- Before opening: 1) Verify all 4 legs filled simultaneously (use combo order, not 4 separate). 2) Net credit received matches expectation. 3) Underlying within profit zone at entry (not already near a breakeven). 4) No earnings/major events in expiry window. 5) Plan exit triggers (profit %, stop loss, time-based).
- Strike selection: use 1 standard deviation move based on IV (= price × IV × sqrt(days/365)). Sell short strikes outside 1 SD (~16% probability of touch each side). Wing width usually 5-10% of spot — narrower wings reduce capital but ITM at expiry hurts more.
Iron condor mistakes to avoid
- Holding to expiry hoping for max profit. Theta accelerates last 2 weeks but tail risk also accelerates. Better to close at 50% of max profit (e.g., $800 of $1,600 max) typically achieved in 14-21 days, freeing capital for next trade.
- Not adjusting when underlying breaches a short strike. If BTC moves to $85K (your short call), the trade is ITM on call side. Options: (a) close entire condor for loss/breakeven, (b) roll up the put side to collect more credit (defensive), (c) accept potential assignment if comfortable.
Typical iron condor metrics
Typical Iron Condor metrics for BTC 30-day: net premium 15-30% of max loss, max loss 70-85% of wing width, breakeven width 25-40% of spot. Win rate (profit at expiry) ~70-75% if managed at 50% target, drops to 60-65% if held to expiry.
Annualized return with weekly Iron Condors: 25-50% on capital allocated, before assignment-driven losses. Real-world returns 15-30% accounting for losers. Higher returns possible with leverage but unsustainable risk.
Execution templates you can reuse
Weekly opening routine: each Monday, evaluate IV vs realized vol. If IV/RV ratio > 1.3, condor is favorable. Open with limit order at midpoint of net credit. Set good-til-cancel orders to close at 50% profit and 200% loss.
Adjustment criteria: if delta of either short strike exceeds 0.30 (probability ITM > 30%), consider adjustment. Roll the threatened side up/out for additional credit, or close losing side and let the other expire worthless. Avoid doubling down on a directional bet.
Data hygiene and model maintenance
Maintain options trade log: open date, all 4 legs (strike, premium), net credit, max profit/loss, days to expiry, close date, close price, P&L. After 30+ condors, you'll see your realized win rate and adjust strike selection accordingly.
Avoid weekly options on illiquid underlyings (some altcoin options have 5-15% bid-ask spread that erodes edge). Stick to BTC and ETH options on Deribit, OKX, Binance — sufficient liquidity for typical retail size.
Final validation before capital deployment
Sanity check: short put strike 70K, long put 65K → put wing = 5K. Short call 85K, long call 90K → call wing = 5K. Net premium received $1,600. Max loss = max(5000) - 1600 = $3,400. Max profit = $1,600. R:R = 3400/1600 = 2.13:1. Breakevens: 70000 - 1600 = $68.4K (low), 85000 + 1600 = $86.6K (high). All match calculator output.
Post-expiry: if BTC closed in profit zone, you keep full premium. If outside one short strike: loss = (closing_price - short_strike) - net_premium (approximately, before considering long wing protection). Verify P&L matches statement.
Frequently asked questions
What is an iron condor strategy?
An iron condor is a 4-leg options strategy: sell an out-of-the-money put + buy a further OTM put + sell an OTM call + buy a further OTM call, all at the same expiry. You collect net premium and profit if the underlying stays between the short strikes at expiry. Max loss = wing width minus net premium.
When should I use an iron condor?
Iron condors profit from low realized volatility and time decay (theta). Use them when you expect the underlying to trade sideways and implied volatility is elevated (IV/realized vol ratio > 1.3). Post-news events (FOMC, ETF announcements) often spike IV — selling condors after IV peaks but before underlying moves can capture the volatility crush.
What is the risk-reward ratio of an iron condor?
Typical iron condor R:R is 2:1 to 4:1 (risk $2-4 per $1 of premium). Example: 5K wing width, $1,500 premium → max loss $3,500, R:R 2.33:1. The probability of profit at expiry is 60-75% if managed at 50% target, providing positive expected value when premium pricing > theoretical fair value (IV > realized vol).
When should I close or adjust an iron condor?
Close at 50% of max profit (typical 14-21 days for monthly condors). Adjust when delta of either short strike exceeds 0.30 — options: (1) close losing side and let the other expire, (2) roll the threatened side further OTM, (3) close entire position to limit losses. Avoid holding to expiry as gamma risk explodes.
Can I lose more than my initial credit on an iron condor?
Yes. Max loss = wing width minus net premium received. A $5K wing with $1,500 credit caps loss at $3,500 per contract. This is far more than the $1,500 premium collected. Position-size accordingly — never deploy more than 5-10% of capital per condor, and account for the wider loss in your risk budget.
What is the best expiry for an iron condor?
Most retail traders use 30-45 days to expiry (DTE) at entry. This sweet spot balances theta acceleration (faster as expiry nears) against gamma risk (extreme near expiry). Weekly condors offer faster theta but require constant monitoring. Quarterly condors offer smoother P&L but lower annualized returns.
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