In futures trading at the National Commodity and Derivatives Exchange, sugar for delivery in December advanced by Rs 19, or 0.51 per cent to Rs 3,711 per quintal with an open interest of 14,940 lots.
On similar lines, the sweetener for delivery in October went up by Rs 17, or 0.47 per cent to Rs 3,598 per quintal in 12,410 lots.
Analysts said increasing of positions by traders due to pick-up in demand from bulk consumers as well as retailers in the spot market, mainly kept sugar prices higher at futures trade.