(1) A stock exchange must establish and keep proper accounts of deposits received by the stock exchange under this Part and must, within 1 month after each quarter day, cause a balance-sheet to be made out as at that day. (2) A stock exchange must appoint a registered company auditor to audit its accounts relating to deposits. (3) An auditor appointed by a stock exchange must audit the accounts relating to deposits received by the stock exchange and each balance sheet and must cause a report on the accounts and balance-sheet to be given to the board of the stock exchange within one month after the balance-sheet is made out. (4) A stock exchange must lodge a copy of each report given to the board of the stock exchange under this section and of the balance-sheet to which the report relates within 14 days after the report was given to the board.