TradingInstruments GuideFuturesTier 2STX-USD-PERPCopy pageContract Specifications FeaturesValueProduct TypeLinear Perpetual FutureSettlement CurrencyUSDCBase CurrencySTXQuote CurrencyUSDFunding Period8 hoursPrice Tick Size0.00001 USDOrder Size Increment1 STXMinimum Order Value10 USDMaximum Order Size500,000 STXMaximum Number of Open Orders75Position Limit1,500,000 STXPrice Band Factor10%Max Funding Rate5%Funding Period8 hours Mark Price Parameters ParameterValueEWMA Factor20% Cross Margin Parameters ParameterValueBase IMF5%MMF Factor50% IMF = Initial Margin Fraction MMF = Maintenance Margin Fraction