Market CSB Bank IPO opens today: Here is what brokerages say about the IPO. Is it worth subscribing? Updated : November 22, 2019 01:18 PM IST Most brokerages advise 'subscribe' for the CSB Bank IPO as it has a strong channel network and is a trusted brand in South India. At the higher end of the price band, CSB Bank aims to raise around Rs 410 crore. The IPO closes on November 26.