At the National Commodity and Derivatives Exchange, refined soya oil for delivery in January rose Rs 2.20, or 0.30 per cent, to Rs 725.80 per 10 kg with an open interest of 36,850 lots.
On similar lines, the oil for delivery in February contracts rose Rs 1.55, or 0.21 per cent, to Rs 730.50 per 10 kg in 36,140 lots.
Analysts said, fresh bets by traders after pick-up in demand in the physical market against tight stocks position on fall in supplies from producing belts led to the rise in refined soya oil prices in futures trade.