Mcap of 7 of top-10 most valued firms surges Rs 1.23 lakh cr; Reliance biggest winner by ET Markets | January 4, 2026 12:00 pm | Indian Stocks, Market, News The combined market capitalisation of seven of the top-10 most-valued firms surged Rs 1,23,724.19 crore last week, in line with an optimistic trend in equities, with Reliance Industries stealing the limelight with the biggest jump in its valuation.