Refined soya oil priceseased by 0.31 per cent to Rs 763.50 per 10 kg in futures trading on Wednesday after participants cut down their positions amid sufficient stocks position at the spot market against lower demand.At the National Commodity and Derivatives Exchange, refined soya oil for delivery in December fell by Rs 2.35, or 0.31 per cent to Rs 763.50 per 10 kg with an open interest of 23,130 lots.Likewise, the oil for delivery in current month shed Rs 1.45, or 0.19 per cent to Rs 760.70 per 10 kg in 36,100 lots.Market analysts said cutting down of positions by participants due to decline in demand in the physical market against ample stocks position on increased supplies from producing belts, mainly influenced refined soya oil prices at futures trade.