A potential Jio Platforms IPO, valued at about ₹10.3 lakh crore, could lift Reliance Group’s combined market capitalisation to ₹28.35 lakh crore, overtaking Tata Group’s ₹25.92 lakh crore. Adani ranks third at ₹17.23 lakh crore, followed by HDFC Group at nearly ₹13.9 lakh crore.