India Business News: Vodafone Idea's Rs 18,000 crore follow-on public offer (FPO), the largest in India's history, was fully subscribed on the third day. Global institutional investors like GQG, Capital Group, and Fidelity Investments showed high interest in the telecom company. The section for qualified institutional buyers (QIBs) was subscribed 1.23 times, non-institutional investors (NIIs) 1.93 times, and the retail segment 42%.