Bitmex
Bitmex has launched crypto currency futures trading! Qtum is. Is available for trading! So how does it work? The QTUM Futures contracts, expiry 29 September 12:00 UTC with symbol QTUMU17. Each contract is worth 1 QTUM and the contract offers 2x leverage. Since the QTUM platform is still under development, the following rules will apply:According to their site!
QTUMU17 will have 25% Up and Down Limit against the previous session close price to prevent price manipulation. Session are 8 hours long and run from 12:00–20:00, 20:00–04:00, and 04:00–12:00 UTC.
Settlement will occur either at the ICO price (if QTUM/XBT trading has not begun) or at the .QTUMXBT30M Index Price if QTUM/XBT has begun trading prior to 28 September 120:00 UTC.
Further details about this contract can be read in the QTUM Series Guide. On the Bitmex site.