Market players said speculators were trimming their bets constantly tracking subdued physical markets due to mounting of stocks on persistent supplies amid feeble demand from soap, paint and lubricant industries, which kept castor seed futures prices in negative zone for the second straight day.
At the National Commodity and Derivative Exchange platform, castor seed delivery for the most traded April month dipped by Rs 43 or 1.04 per cent to Rs 4,085 per quintal, having an open interest of 38,880 lots.
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