Strategy Greeks

Iron Condor: Greek Profile

An Iron Condor is short Gamma, short Vega and positive Theta with defined risk — it sells an OTM call spread and an OTM put spread to harvest decay while Nifty stays range-bound, with the long wings capping the loss.

Quick answer: An Iron Condor is short Gamma, short Vega and positive Theta with defined risk — it sells an OTM call spread and an OTM put spread to harvest decay while Nifty stays range-bound, with the long wings capping the loss.

Simple explanation

An Iron Condor is a short strangle with insurance. You sell an out-of-the-money call and an out-of-the-money put to collect premium, then buy a further-out call and put as protective wings that cap your maximum loss. The result is a defined-risk, range-bound income trade: positive Theta earns you money each calm day, while the bought wings make the short Gamma and short Vega far less dangerous than a naked strangle. It is the workhorse premium-selling strategy on Nifty and Bank Nifty.

Visual

Iron Condor: Greek Profile

The Iron Condor keeps the net credit if Nifty expires between 24,300 and 24,700, with the long wings flattening the payoff into a fixed maximum loss beyond 25,000 or 24,000.

Detailed explanation

Delta: neutral by design

An Iron Condor is built to be Delta-neutral at entry: the short call spread's negative Delta offsets the short put spread's positive Delta. As with a strangle, this neutrality only holds mid-range. When Nifty approaches the short call, the position goes net short Delta; toward the short put, net long Delta. The long wings soften this drift because they pick up offsetting Delta as price runs toward them.

Gamma: short, but capped by the wings

Because the net position is short options nearer the money, the condor is short Gamma — losses accelerate as Nifty trends toward a short strike. The crucial difference from a strangle is that the long wing behind each short strike caps how far the Delta and loss can grow. Beyond the long strike, the spread's Gamma flattens to zero and the loss stops. Short Gamma still hurts inside the wings, especially near expiry, but it can no longer be unlimited.

Theta: positive — the income engine

The net credit received decays in your favour, so the condor has positive Theta. Since the short strikes are closer to the money than the long wings, they carry more time value and decay faster, giving a net positive daily bleed you collect. Theta is highest when Nifty sits comfortably in the middle of the range and rises as expiry approaches — provided price stays away from the short strikes.

Vega: short — hurt by rising IV

The condor is net short Vega, since the short strikes carry more Vega than the protective wings. A jump in India VIX inflates the whole structure and shows an unrealised loss even with Nifty unchanged. As with all premium selling, condors are best deployed when IV is elevated and expected to fall, so a volatility contraction adds to Theta rather than fighting it.

Net Greeks of the Iron Condor

Greek	Position	What it means
Delta	≈ 0 at entry	Neutral mid-range; drifts short toward the call side, long toward the put side
Gamma	Short (negative)	Losses accelerate toward a short strike but are capped by the long wing
Theta	Positive	Net credit decays in your favour every calm day — the profit driver
Vega	Short (negative)	Rising India VIX inflates the structure; best sold in high, falling IV

Practical example (Nifty)

Illustrative — Nifty spot 24500, lot size 75

Nifty at 24,500, monthly expiry. You sell the 24,700 CE (₹120) and buy the 25,000 CE (₹55); sell the 24,300 PE (₹120) and buy the 24,000 PE (₹55). Net credit = (120−55) + (120−55) = ₹130 per share = ₹130 × 75 = ₹9,750, which is also your maximum profit. Max loss is the ₹300 spread width minus the ₹130 credit = ₹170 × 75 = ₹12,750. If Nifty grinds sideways, positive Theta erodes the short strikes and you buy the whole structure back cheap. If Nifty rallies to 24,750, the short call goes in-the-money, short Gamma works against you, and a simultaneous India VIX spike adds a short-Vega loss — but your 25,000 long call guarantees the damage can never exceed ₹12,750.

Why it matters in practice

Defined risk is the whole point — the long wings convert a strangle's unlimited tail into a known maximum loss.
Sell condors in high India VIX so short Vega and positive Theta pull together as volatility falls.
Short Gamma still accelerates losses inside the wings near expiry, so manage the tested side early.
Wing width sets the risk-reward: narrow wings cap loss tightly but cost more premium and lower the credit.

Common mistakes

Setting the short strikes too close to the money for a bigger credit, then getting tested constantly by normal Nifty swings.
Deploying a condor in low IV, collecting a thin credit while fully exposed to a Vega spike.
Holding through the final Gamma-heavy sessions and letting a small expiry move blow through a short strike.
Treating max loss as unlikely and over-sizing, so one breach of the range wipes out several winning months.

Professional usage

Professional condor sellers pick short strikes by Delta (often around 0.15–0.20) rather than by rupee distance, deploy when IV rank is high, and size so the defined max loss is a comfortable fraction of capital. They manage the tested side well before expiry — rolling the threatened spread or closing at a preset percentage of max profit — rather than clinging on into the Gamma-heavy final sessions, keeping the trade about Theta and falling IV.

Key takeaway

An Iron Condor is a defined-risk range bet: positive Theta funded by short Gamma and short Vega, with long wings that turn the strangle's unlimited tail into a fixed, known maximum loss.

Frequently asked questions

What are the net Greeks of an Iron Condor?

Positive Theta, short Gamma and short Vega, with near-zero Delta at entry. It earns decay while carrying capped acceleration and volatility risk.

How is an Iron Condor different from a short strangle?

A condor adds long OTM wings to a short strangle. Those wings cap the maximum loss, converting the strangle's unlimited tail risk into defined risk for a smaller net credit.

Why is an Iron Condor short Vega?

The short strikes carry more Vega than the protective wings, so the net position loses when implied volatility (India VIX) rises, even if Nifty does not move.

When should I trade an Iron Condor?

When you expect Nifty to stay range-bound and implied volatility is high relative to its history and likely to fall, so a volatility drop adds to positive Theta.

What is the maximum loss on an Iron Condor?

The width of one spread minus the net credit received, multiplied by the lot size. This is fixed and known at entry, which is the strategy's key advantage.

How do I choose the strikes for an Iron Condor?

Many traders pick short strikes around 0.15–0.20 Delta for a high probability of staying OTM, then place the long wings a fixed distance further out to define the risk.

Does an Iron Condor still have expiry-day Gamma risk?

Yes, inside the wings. Short Gamma still accelerates losses if Nifty sits near a short strike into expiry, though the long wing caps how bad it can get.

Sources & references

Last reviewed 7 July 2026. Educational content only — not investment advice.