Stocks to buy today: Maruti, MCX among top 8 trading ideas

On the options front, the maximum Call OI is placed at 19800 and then towards 20000 strikes while the maximum Put OI is placed at 19500 and then towards 19700 strikes. Call writing is seen at 19700 and then towards 19800 strikes while Put writing is seen at 19600 and then towards 19500 strikes.