Mumbai: Anil Dhirubhai Ambani and Reliance Energy, promoters of Reliance Power, have brought in their contribution of Rs 1,440 crore at Rs 450 per share.

The subscription price for these shares is at the upper end of the price band of Rs 405-450 per share. The issue opens for public subscription tomorrow and will close on January 18, a company release said here on Monday.

The Reliance Power IPO, tipped to be the country's largest IPO so far, is expected to raise about Rs 11,700 crore, with a net issue of 22.8 crore shares to the public.

•  Check out our Yearender Special

The total issue size is of 26 crore shares, including the promoters contribution of 3.2 crore shares.

Retail investors have been offered a discount of Rs 20 per share, which implies their net cost of subscription will be Rs 430 per share if they choose to bid at Rs 450 per share.

Retail investors also have the option of making part payment of the application monies, wherein they will have to put in only Rs 115 per share upon application.

The balance will be called upon, after the allotment of partly paid shares.