No person engaged in the business of purchasing or selling stocks or bonds as a broker shall refuse to deliver to each customer on whose behalf a purchase or sale of such securities is made by the person, within five days after written demand therefor made within six months following the purchase or sale, a statement or memorandum of the purchase or sale which is true in all material respects and which contains a description of the securities purchased or sold, the name of the person from whom the securities were purchased or to whom they were sold, and the day and hours between which the transaction took place.
ORS 59.810