The IPO to raise Rs 1,912 crore received bids for 2,01,85,67,104 shares against the total issue size of 3,76,95,520 shares, as per data available with the NSE.
The portion set aside for qualified institutional buyers (QIBs) was oversubscribed 78.77 times, non institutional investors 143.51 times and retail investors 3.4 times.
The offer was subscribed 1.36 times till yesterday.
AU Small Finance Bank on Tuesday raised Rs 563 crore from 34 anchor investors.
Price band for the offer has been fixed at Rs 355-358 per share.
AU Small Finance Bank received licence from the RBI to set up a small finance bank in December 2016 and commenced operations from April this year.