Okla. Stat. tit. 15, § 15-569: Market quotations and news, right to receive and post -

Delivery, etc., contemplated.

Only members of cotton exchanges, grain exchanges, boards of

trade or similar institutions organized under the laws of Oklahoma

or any other State may provide for their use and the use of their

clients, private or public wires from cities in Oklahoma in which

such cotton exchanges, grain exchanges, boards of trade, or similar

institutions are located to other cities without the State of

Oklahoma, where cotton exchanges, grain exchanges, boards of trade,

or similar institutions are operated, and may receive over such

private or public wires and post for their own use and that of their

clients and of any person engaged in the production of cotton, grain

or other commodities, market quotations and market news, covering

cotton, grain, stocks and other commodities, and transmit for

execution contracts of sale for future delivery. In all cases it is

contemplated that the delivery of the commodity, purchased or sold,

as the case may be, will be carried out by the person or his

successor or assignee. Or that the contract for delivery thereof

will be performed or discharged according to the rules of the

exchange, board of trade, or similar institutions where the contract

is executed.