To check price hike, commodity bourses MCX and NCDEX have decided to hike the initial deposit money to 10 per cent for sugar and wheat traders starting next week. Initial margin is a minimum percentage of the money that traders are required to deposit with the exchange to trade in the commodity futures. Currently, NCDEX charges a margin of 4.78 per cent on wheat and 4.41 per cent on sugar, while MCX charges 8.9 and 5 per cent.