(a)(1) In any transaction for or with a customer or a customer of another broker-dealer, a member and persons associated with a member shall use reasonable diligence to ascertain the best market for the subject security and buy or sell in such market so that the resultant price to the customer is as favorable as possible under prevailing market conditions.

No member or associated person shall engage in conduct that has the intent or effect of splitting any order into multiple smaller orders for execution or any execution into multiple smaller executions for transaction reporting for the primary purpose of maximizing a monetary or in-kind amount to be received by the member or associated person as a result of the execution of such orders or the transaction reporting of such executions.

(a) No member shall establish, increase, decrease or liquidate an inventory position in a security or a derivative of such security based on non-public advance knowledge of the content or timing of a research report in that security.

(b) A member must establish, maintain and enforce policies and procedures reasonably designed to restrict or limit the information flow between research department personnel, or other persons with knowledge of the content or timing of a research report

(a) No member or person associated with a member shall cause to be executed an order to buy or sell a security or a related financial instrument when such member or person associated with a member causing such order to be executed has material, non-public market information concerning an imminent block transaction in that security, a related financial instrument or a security underlying the related financial instrument prior to the time information c

(a) No member or person associated with a member shall, directly or indirectly, effect any transaction or publish a quotation, a priced bid and/or offer, an unpriced indication of interest (including "bid wanted" and "offer wanted" and name only indications), or a bid or offer accompanied by a modifier to reflect unsolicited customer interest, in any security as to which a trading halt is currently in effect, except as permitted under the Regulation NMS Plan to Address Extraordinary Market Volatility.

(a) No member or person associated with a member shall accept any payment or other consideration, directly or indirectly, from an issuer of a security, or any affiliate or promoter thereof, for publishing a quotation, acting as market maker in a security, or submitting an application in connection therewith.

(b) The provisions of paragraph (a) shall not preclude a member from accepting:

(a) No member or person associated with a member shall:

(a) Except as provided in paragraph (b), no member shall, directly or indirectly, give, permit to be given, or offer to give, anything of value to any person for the purpose of influencing or rewarding the action of such person in connection with the publication or circulation in any electronic or other public media, including any investment service or similar publication, Web site, newspaper, magazine or other periodical, radio, or television program of any matter that has, or is intended to have, an effect upon the market price of any security.

No member shall make an offer to buy from or sell to any person any security at a stated price unless such member is prepared to purchase or sell, as the case may be, at such price and under such conditions as are stated at the time of such offer to buy or sell.