Option Margin Formula:
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Definition: This calculator estimates the total margin required for options trading on Groww platform.
Purpose: It helps traders understand the total funds needed to cover premium, SPAN, and exposure margins for their options positions.
The calculator uses the formula:
Where:
Explanation: The total margin is the sum of these three components, which are required by exchanges to cover potential risks.
Details: Proper margin calculation ensures traders maintain sufficient funds in their account to cover potential losses and avoid margin calls.
Tips: Enter the premium amount, SPAN margin, and exposure margin values in rupees. All values must be ≥ 0.
Q1: Where can I find SPAN and exposure values?
A: These are provided by your broker (Groww) and can be found in the contract details or margin calculator on their platform.
Q2: Is the margin same for all options?
A: No, margin requirements vary based on strike price, volatility, and market conditions.
Q3: Do I need to pay margin for both buying and selling?
A: Buyers typically only pay premium, while sellers need to maintain margin for the entire contract duration.
Q4: How often do margin requirements change?
A: SPAN margins are updated daily, while exposure margins may change based on market volatility.
Q5: What happens if I don't maintain margin?
A: Your broker may square off positions to meet margin requirements, potentially at a loss.