Marketmen said building up of positions by participants in sync with a firm trend at the physical markets where prices rose on fall in supplies from growing belts and strong demand from guar gum makers, influenced guar seed prices in futures market.
At the National Commodity and Derivative Exchange, guar seed for November delivery contracts moved up by Rs 93 or 2.35 per cent to Rs 4,058 per quintal, depicting an open interest of 8,320 lots.