Standard Margin

By default, all accounts use Standard Margin. Standard Margin evaluates the margin for every position on a user's portfolio individually, not holistically. For example, it does not take into consideration offsetting or correlated positions.

Initial Margin

Long call/put: Quantity * Limit

Short call: Maximum (0.15 - OTM Amount/Spot, 0.1) * Spot + Mark Price of the Option

Short put: Maximum(Maximum (0.15 - OTM Amount/Spot, 0.1) * Spot + Mark Price of the Option, Maintenance Margin)

Maintenance Margin

Long call/put: None

Short call: 0.1 * Spot + Mark Price of the Option

Short put: Maximum (0.1 * spot, 0.1 * Mark Price of the Option) + Mark Price of the Option