Indian stock markets will remain open on September 16, the day of Eid-e-Milad-un-Nabi. Markets will be closed on Mahatma Gandhi Jayanti, Diwali, Gurunanak Jayanti, and Christmas. The BSE Sensex and NSE Nifty fell slightly on Friday. FIIs have been net buyers in the cash market, with retail inflation rising to 3.65% in August.