TradingInstruments GuideFuturesTier 2SPK-USD-PERPCopy pageContract Specifications FeaturesValueProduct TypeLinear Perpetual FutureSettlement CurrencyUSDCBase CurrencySPKQuote CurrencyUSDFunding Period8 hoursPrice Tick Size0.00001 USDOrder Size Increment1 SPKMinimum Order Value50 USDMaximum Order Size2,000,000 SPKMaximum Number of Open Orders75Position Limit7,600,000 SPKPrice Band Factor20%Funding Clamping Rate5% Mark Price Parameters ParameterValueEWMA Factor15% Cross Margin Parameters ParameterValueBase IMF20%MMF Factor50% IMF = Initial Margin Fraction MMF = Maintenance Margin Fraction