The new company for the aforesaid purpose will be in the name and style of Aditya Birla Idea Payments Bank Ltd, the company said in a release.
Aditya Birla Nuvo will hold up to 51% shares and balance 49% shares will be held by Idea Cellular, a joint venture of the company, the release added.
The stock opened at Rs 749 and touched a high of Rs 761. At 12:45pm, over 139,000 shares were traded on both the stock exchanges.