New Delhi, Aug. 6 -- Indian stock benchmarks oscillated in a narrow range on Wednesday, ending the day marginally lower, highlighting widespread profit booking and cautious investor behaviour amid Trump tariffs uncertainty.

Sensex closed the day at 80,543.99 points, down 166.26 points or 0.21 per cent, while Nifty closed at 24,574.20 points, down 75.35 points or 0.31 per cent.

The RBI monetary policy announcements, largely in line with expectations, had hardly any impact on the markets.

Among the index constituents, Asian Paints and HDFC Life emerged as the top gainers, showcasing relative strength amid broader market weakness.

On the flip side, Wipro and Sun Pharma were the major laggards, contributing to the downside.

"Sectorally, ...