New Delhi, Dec. 9 -- The Indian stock market benchmark indices, Sensex and Nifty 50, traded lower on Tuesday, dragged by heavy selling across the board amid weak global cues. The benchmark Nifty 50 slipped below the key support zone of 25,800 intraday.

The Nifty 50 index opened lower at 25,867.10 on December 9, the weekly derivatives expiry day, as against its previous close of 25,960.55. It hit an intraday low of 25,728.00, but recovered marginally from that level.

Asian Paints, Mahindra & Mahindra (M&M), Tech Mahindra, HCL Technologies and Wipro were the top losers among the Nifty 50 constituents, while Titan Company, Shriram Finance, Eternal, Grasim Industries and Bajaj Finserv were the top index gainers.

The highest Nifty Open Inte...