{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://api-evangelist.github.io/deribit/json-schema/delta_total.json", "title": "Delta Total", "example": 0.1334, "type": "number", "description": "The sum of position deltas. \n\n**DeltaTotal = Net Transaction Delta of options + BTC Position of Futures**\n\nThe DeltaTotal uses the Net Transaction Delta (or price adjusted Delta) of the options, where Net Transaction Delta = Black Scholes Delta - Mark Price of Options.\n\nThis is because, from a risk perspective, we are interested in the change in Bitcoin price as the underlying changes.\n\nYou should actually treat your delta as **Equity + Delta Total** if you want to have less risk for your USD PnL.\n\n\u26a0\ufe0f **During the 30 minute settlement period we decay your Delta.** See [Delta decay during settlement](https://support.deribit.com/hc/en-us/articles/25944751433757-Delta-decay-during-settlement) for more details.\n" }