material information.Securities. Information that would be important to a reasonable investor in making an investment decision. • In the context of an “efficient” market, materiality translates into information that alters the price of a firm’s stock. Securities Exchange Act of 1934 § 10(b), 15 USCA § 78j(b); 17 CFR § 240.10b-5. [Cases: Securities Regulation 60.28(11), 60.46. C.J.S. Securities Regulation §§ 189, 193.]

[Blacks Law 8th]