BTC USD is a perpetual contract, which never expires. Each contract is worth the Quantity of BTC bought/sold.
Funding is paid and received every 8 hours. More information is available in the contract details below.
|Feature||Fee Mode||Spread Mode|
|Symbol||BTC USD||BTC USD|
|Expiry||Perpetual (does not expire)||Perpetual (does not expire)|
|Initial Margin||1% + Entry Fee + Exit Fee||1%|
|Maintenance Margin||0.5% + Exit Fee||0.5%|
|Funding Interval||Every 8 hours||Every 8 hours|
|Next Funding Interval|
|Next Long Funding Rate*|
|Next Short Funding Rate*|
|Max Contract Size||50 BTC||50 BTC|
*Positive funding means traders receive funds. Negative funding means traders pay funds.