No information need be disclosed on the registration statement filed under Section 131.14 if the information is not material for the purposes of Sections 131.13 through 131.19. Unless the Director by rule, regulation or order provides otherwise, sales, purchases, exchanges, loans or extensions of credit, investments, or guarantees involving one-half of one percent or less of a company’s admitted assets as of the 31st day of December next preceding, are not deemed material for purposes of Sections 131.13 through 131.19. The description of materiality provided in this Section shall not apply for purposes of subsections (b) and (c) of Section 131.14b.