Indian stock market, July 15 -- Indian benchmark indices, Sensex and Nifty 50, are likely to open on a weaker note on Tuesday, July 15, as investors await developments regarding the India-US trade agreement.

On Monday, the domestic equity market indices witnessed their fourth consecutive session of decline on Monday, with the Nifty 50 holding above the 25,000 level.

The Sensex declined 247.01 points, or 0.30%, to close at 82,253.46, while the Nifty 50 ended 67.55 points, or 0.27%, lower at 25,082.30.

On the Nifty 50 options front, Chandan Taparia, Head - Derivatives and Technicals, Wealth Management, MOFSL, said that the maximum Call OI (Open Interest) is at 25,500 then 25,300 strike, while maximum Put OI is at 25,000 then 25,100 strik...