Mcap of 7 of top-10 most valued firms drops by Rs 1.75 lakh cr; Reliance biggest laggard by ET Markets | March 29, 2026 3:09 pm | Indian Stocks, Market, News The combined market valuation of seven of the top-10 most valued firms tumbled by Rs 1.75 lakh crore in a holiday-shortened last week, with Reliance Industries taking the biggest hit, in tandem with a weak trend in equities.