Serum Institute of India overtook National Stock Exchange of India to become the most valuable unlisted company in India, as per the Burgundy Private Hurun India 500 list.
With a valuation of Rs 2.19 lakh crore, Adar Poonawala-helmed Pune-based Serum Institute of India tops the Burgundy Private Hurun India 500 Top 10 list of unlisted companies.