Zinc futures edged up by 0.22% to Rs 137.40 per kg today as speculators enlarged positions amid a firm global trend and better domestic demand.
At the Multi Commodity Exchange, zinc for delivery in October rose 30 paise, or 0.22%, to Rs 137.40 per kg, with a business turnover of 14 lots.
Likewise, the metal for delivery in current month (September) traded higher by 25 paise, or 0.18%, to Rs 136.75 per kg in a turnover of 246 lots.
Traders said, besides improved spot demand, a firming trend in base metals overseas after a gauge of manufacturing for China, the biggest consumer of industrial metals, beat estimates, led to the rise in zinc prices at futures trade here.