Fractional Delta Margin

Calculation

Fractional delta margin refers to a margin calculation methodology for options positions where the required collateral is a fraction of the option’s delta-equivalent notional value. Instead of requiring full notional value or a fixed percentage, this approach dynamically adjusts margin based on the sensitivity of the option’s price to the underlying asset’s price movement. It aims to optimize capital usage by reflecting the actual risk exposure more precisely. This method is particularly relevant for sophisticated options strategies.