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VolatileLimited riskExpertSpread / Mixed

Strap option strategy

The Strap is high volatility strategy with more bias towards Upside.

Payoff at expiry

Nifty, lot size 65 · Nifty future 25,151 · 17 Nov 2026
050k100k150k23,95024,55025,15025,75026,350Nifty
ProfitLossBreakeven

Legs

ActionOptionStrikeLotsQtyPremium
BUYATM Call25,1502130₹113.01
BUYATM Put25,150165₹112.11
Strikes around the Nifty future; premiums modelled at the current at-the-money IV (live prices were unavailable).

How it works

  1. Buy 2 ATM calls at the 25,150 strike for ₹113.01 each, paying the premium.
  2. Buy 1 ATM put at the 25,150 strike for ₹112.11, paying the premium.
  3. You pay a net ₹21,978 upfront for the position. This is the most you can lose.
AT EXPIRY

Below 24,812 you profit, and profit grows as Nifty falls.

Between 24,812 and 25,319 you lose, up to ₹21,861.

Above 25,319 you profit, and profit keeps growing as Nifty rises.

Set-up: Buy 2 lots ATM Call and 1 lot ATM Puts with same expiration. Strategy is expensive compare to Straddle and it requires explosive move mostly on upside.

What happens if Nifty moves

Profit or loss at expiry
Nifty at expiryMoveProfit / loss
23,650−6%+₹75,522
24,400−3%+₹26,772
24,900−1%−₹5,728
25,150Unchanged−₹21,978
25,400+1%+₹10,522
25,900+3%+₹75,522
26,650+6%+₹1,73,022

How the Greeks affect it

DeltaPositive
Gains when Nifty rises, loses when it falls.
GammaPositive
Delta moves in your favour as Nifty moves, so large moves help.
ThetaNegative
Time decay works against you: the position loses value each day if Nifty holds still.
VegaPositive
A rise in implied volatility helps; a fall hurts.
Signs are for the position as a whole at entry and change as the market and time move. What each Greek means, with a calculator.

When to use

Strap is neutral to bullish Strategy. You are looking for increasing volatility with the stock price moving explosively in either direction, preferably to the upside.

  • With Neutral to Bullish outlook, one can participate in either ways surge in volatility preferably volatility on Upside. Ideal to trade when implied volatility is at lower end, lower option prices and is expected to increase exponentially with bias on upside.

Things to watch

  • Time decay is harmful to Strap. Time day accelerates exponentially in last week of expiry. Cost to establish Strap is significantly high. If stock fails to give desired move, one can lose the premium.

Strap: questions

What is a Strap strategy?

The Strap is high volatility strategy with more bias towards Upside.

When should you use a Strap?

Strap is neutral to bullish Strategy. You are looking for increasing volatility with the stock price moving explosively in either direction, preferably to the upside.

How do you set up a Strap?

Buy 2 lots ATM Call and 1 lot ATM Puts with same expiration. Strategy is expensive compare to Straddle and it requires explosive move mostly on upside.

What is the maximum profit of a Strap?

Maximum Profit is unlimited. However profit is more skewed on upside as we bought double the number of Calls. Profitability improves at double the speed on upside. The BEP to the downside is the strike minus the net debit, which is more than the Straddle because we�ve bought double the amount of Calls.

What is the maximum loss of a Strap?

It is Net debit Strategy as you have bought both Call & Put. Strap is more expensive than usual Straddle for the extra Call it possess.

What is the breakeven of a Strap?

With Nifty at 25,151, the example on this page breaks even at 24,812 and 25,319 at expiry.

Watch: Strap videos

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