No bank or trust company shall make any loan or discount on the security of the shares of its own capital stock, nor be the purchaser or holder of any such shares, unless such security or purchase shall be necessary to prevent loss under a debt previously contracted in good faith; and stock so purchased or acquired shall, within six (6) months from the time of its purchase, be sold or disposed of at public or private sale, unless otherwise ordered by the department.
IC 28-1-13-8