Futures contracts of coriander traded down nearly 3% on the NCDEX as investors booked profits after prices rose to a one-week high of 5,619 rupees per 100 kg in early trade. A 2,190-tn decline in open interest in the June contract indicated profit booking. June contract traded at 5,400 rupees per 100 kg, down 2.7% from the previous settlement. Prices of coriander also declined because of a 316 tonne on-week rise in inventories at exchange warehouses to 32,110 tn. Arrivals in Rajasthan were also steady at 7,000 bags.