Mumbai: Key Indian equity indices opened flat Tuesday as index pivotals — finance and banking stocks — witnessed selling pressure. However, oil and gas sector gained. Also Read Indian startups raise $184.75 million this week 11 hours ago Mcap of eight of top-10 most valued firms erodes by Rs 1.65 lakh crore; HDFC Bank biggest … Continue reading Sensex, Nifty open flat; financials in red