- Hang Seng, month by one month contract. So there is a Hang Seng contract month of January, February, March, April, and so on until December.
- Nikkei, Kospi, Nasdaq, Dow Jones and S & P 500, the month is a three-month contract. The months of the contract are: March, June, September and December.
Unlike the rolling contract, we must close our transaction if the contract is open to the relevant stock index has been exhausted, ie when the moon his contract expired (expired). But what if we transact in regular contract? So we only need to be adjusted transaction (rollover) at a price the next contract month.
For experienced overnight transactions are not subject to “swap” for futures contracts and periodic.