(a) No member or person associated with a member shall execute or cause to be executed, directly or indirectly, a transaction otherwise than on an exchange in a security subject to an initial public offering until such security has first opened for trading on the national securities exchange listing the security, as indicated by the dissemination of an opening transaction in the security by the listing exchange.

(b) A security is subject to an "initial public offering" for purposes

Pursuant to the procedures set forth in Rule 6120(b), FINRA shall halt all trading otherwise than on an exchange in any NMS stock, as defined in Rule 600(b)(47) of SEC Regulation NMS, if other major securities markets initiate market-wide trading halts in response to their rules or extraordinary market conditions or if otherwise directed by the Securities and Exchange Commission.

FINRA, pursuant to the procedures set forth in paragraph (b):

(a) Members are required to report transactions in NMS stocks, as defined in Rule 600(b)(47) of SEC Regulation NMS, effected otherwise than on or through a national securities exchange to FINRA. For purposes of the Rule 6100 Series, "otherwise than on an exchange" means a trade effected by a FINRA member otherwise than on or through a national securities exchange.

(a) A member may, but is not obligated to, accept a stop order or stop limit order in a security. A "stop order" is an order to buy (or sell) that becomes a market order to buy (or sell) when a transaction occurs at or above (below) the stop price.

Pre-time stamping of order tickets in connection with block positioning is contrary to Rule 4511.

(a) A member holding an open order from a customer or another broker-dealer shall, prior to executing or permitting the order to be executed, reduce, increase, or adjust the price and/or number of shares of such order by an amount equal to the dividend, payment, or distribution on the day that the security is quoted ex-dividend, ex-rights, ex-distribution, or ex-interest, except where a cash dividend or distribution is less than one cent ($

(a) Except as provided herein, a member that accepts and holds an order in an equity security from its own customer or a customer of another broker-dealer without immediately executing the order is prohibited from trading that security on the same side of the market for its own account at a price that would satisfy the customer order, unless it immediately thereafter executes the customer order up to the size and at the same or better price at which it traded for its own account.

(b) A member must have a written methodology in