TradingInstruments GuideFuturesTier 2APT-USD-PERPCopy pageContract Specifications FeaturesValueProduct TypeLinear Perpetual FutureSettlement CurrencyUSDCBase CurrencyAPTQuote CurrencyUSDFunding Period8 hoursPrice Tick Size0.0001 USDOrder Size Increment0.01 APTMinimum Order Value50 USDMaximum Order Size27,000 APTMaximum Number of Open Orders75Position Limit426,000 APTPrice Band Factor15%Funding Clamping Rate5% Mark Price Parameters ParameterValueEWMA Factor20% Cross Margin Parameters ParameterValueBase IMF10%MMF Factor50% IMF = Initial Margin Fraction MMF = Maintenance Margin Fraction