Margin Formula:
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Definition: This calculator computes the margin required for Futures and Options (F&O) trading based on contract value and margin percentage.
Purpose: It helps traders determine the capital required to enter F&O positions and manage their risk effectively.
The calculator uses the formula:
Where:
Explanation: The contract value is multiplied by the margin percentage (divided by 100 to convert from percentage to decimal) to calculate the required margin.
Details: Proper margin calculation ensures traders maintain sufficient funds in their account, helps in position sizing, and prevents margin calls.
Tips: Enter the contract value (total value of your position) and the margin percentage required by your broker. All values must be > 0.
Q1: What is contract value in F&O?
A: Contract value is the total value of your position, calculated as (Lot Size × Price per unit × Number of lots).
Q2: How is margin percentage determined?
A: The margin percentage is set by the exchange and your broker, typically ranging from 10% to 50% depending on volatility.
Q3: Does this include all charges?
A: No, this calculates only the margin requirement. Additional charges like brokerage, taxes, and fees may apply.
Q4: Can margin requirements change?
A: Yes, exchanges frequently adjust margin requirements based on market volatility.
Q5: What's the difference between SPAN and exposure margin?
A: SPAN margin covers 99% of price moves, while exposure margin covers extreme moves. This calculator provides total margin requirement.