Mustard seed prices fell by 0.45 per cent to Rs 3,965 per quintal in futures trade Monday as speculators trimmed their positions amid subdued cues from the physical markets.
On the National Commodity and Derivatives Exchange, mustard seed for July contracts declined by Rs 18, or 0.45 per cent, to Rs 3,965 per quintal having an open interest of 72,980 lots.
Mustard seed for August contracts, too, was trading down by Rs 15, or 0.37 per cent, to Rs 4,002 per quintal in an open interest of 3,930 lots.
Marketmen attributed the persistent weakness in the prices to cutting down of positions by participants amid weak trend at the spot market.