The director shall from time to time make and file with the clerk of the district court of the county in which the main office of the insolvent bank is located a report of his or her acts of liquidation of each insolvent bank. He or she shall, upon the completion of the liquidation, file a final report, notice of which shall be given as the court may direct, and on hearing thereon and approval thereof by the court such liquidation shall be declared closed and the corporation dissolved. The director shall then cancel the charter issued to such bank pursuant to section 8-122.