IOB manager Serin Madhusudan and the other four were arrested and produced before a court, which remanded to judicial custody, police said today.
KRIDL had earlier suspended three officials inconnection with the diversion of funds, which was allegedlydone with the help of the bank officials.
Police said their investigations revealed that two Fixed deposits of Rs 20 crore and Rs 35 crore in the Kulai branch ofIOB were later transferred to other accounts.