New Delhi, April 21 -- The Indian stock market benchmark indices, Sensex and Nifty 50, are expected to remain volatile on Tuesday amid mixed global market cues as investors remain cautiously optimistic about the US-Iran peace talks.

The equity market ended with nominal gains in the previous, and the benchmark Nifty 50 closed above 24,300 level.

The Sensex gained 26.76 points, or 0.03%, to close at 78,520.30, while the Nifty 50 settled 11.30 points, or 0.05%, higher at 24,364.85.

On the Nifty options front, Chandan Taparia Head Derivatives & Technicals, Wealth Management, Motilal Oswal Financial Services said that the maximum Call Open Interest (OI) is at 25,000 then 24,500 strike, while maximum Put OI is at 24,000 then 24,200 strike. ...