Oregon Revised Statutes Corporations and Partnerships § 59.780

(1) No broker, employed by a customer to buy and carry upon margin stocks or bonds, while acting as broker for the customer in respect to such stocks or bonds, shall sell for the broker's own account the same kind or issue of stocks or bonds, with intent to trade against the customer's order.

(2) No broker, employed by a customer to sell stocks or bonds, while acting as broker for the customer in respect to the sale of such stocks or bonds, shall purchase for the broker's own account the same kind or issue of stocks or bonds, with intent to trade against the customer's order.

(3) Every member of a firm of brokers who either does, or consents or assents to the doing of, any act prohibited by this section, ORS 59.790 or 59.800 is guilty of violating the section prohibiting the act.