# Margin Requirements

All contracts on Everstrike are USD-margined. By default, positions share the same margin pool (Cross Margin). Traders can optionally switch to Isolated Margin. Portfolio Margin is not supported at this stage.

\
​Perpetual Futures Margin Requirements

| Min. Initial Margin     | 0.01 \* Position Size + Abs(Funding Rate) \* Position Size  |
| ----------------------- | ----------------------------------------------------------- |
| Min. Maintenance Margin | 0.005 \* Position Size + Abs(Funding Rate) \* Position Size |

Perpetual Options Margin Requirements

| Min. Initial Margin (Long Call)      | 1.00 \* Position Size + Abs(Funding Rate) \* Position Size                                                                                                                             |
| ------------------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Min. Initial Margin (Long Put)       | 1.00 \* Position Size + Abs(Funding Rate) \* Position Size                                                                                                                             |
| Min. Maintenance Margin (Long Call)  | 0.50 \* Position Size + Abs(Funding Rate) \* Position Size                                                                                                                             |
| Min. Maintenance Margin (Long Put)   | 0.50 \* Position Size + Abs(Funding Rate) \* Position Size                                                                                                                             |
| Min. Initial Margin (Short Call)     | Max (0.06 \* Underlier Index Price - OTM Amount/Underlier Index Price, 0.04 \* Underlier Index Price) + Mark Price + Abs(Funding Rate) \* Position Size                                |
| Min. Initial Margin (Short Put)      | Max (Max (0.06 \* Underlier Index Price - OTM Amount/Underlier Index Price, 0.04 \* Underlier Index Price) + Mark Price, Min. Maintenance Margin) + Abs(Funding Rate) \* Position Size |
| Min. Maintenance Margin (Short Call) | 0.02 \* Underlier Index Price + Mark Price + Abs(Funding Rate) \* Position Size                                                                                                        |
| Min. Maintenance Margin (Short Put)  | Max (0.02 \* Underlier Index Price, 0.02 \* Mark Price) + Mark Price + Abs(Funding Rate) \* Position Size                                                                              |

Notes:

* *Abs(Funding Rate)* refers to the absolute value of the [Funding Rate](/trading/funding.md). It is capped at 0.3% for perpetual futures and 10% for perpetual options.
* *Underlier* refers to the underlying asset of the derivatives contract.
* *OTM Amount* refers to the out-of-the-money (OTM) amount of the options contract. An options contract that is $1,000 out-of-the-money will have an *OTM Amount* of $1,000.
* *Index Price* refers to the [Everstrike Index Price](/trading/index-price.md).
* *Mark Price* refers to the [Everstrike Mark Price](/trading/mark-price.md).


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