Shares of Jio Platforms were listed at Rs 1,358 per share on the NSE. The Rs 30,200-crore issue had fixed a price band of Rs 1,119 per share.
On the BSE, the shares of the company were listed at Rs 1,358 per share, a premium of 21.36 percent.
Jio has now become one of India's biggest companies with a market capitalisation of Rs 12,50,586.39-crore. It is backed by Meta and Alphabet's Google, and serves more than 530 million customers.
The blockbuster listing also made Reliance Industries the most valuable conglomerate in the country.
Jio has also overtaken Bharti Airtel in terms of market capitalisation to become the most valuable telecom company in the country.