TOR; among many others; can mean Time of Receipt, Terms Of Reference, Time of Report, etc.
LIMIT ORDER PROTECTION RULE, FIINRA Rule 6541, prohibits member firms from "trading ahead" of customer limit orders that a member accepts. Members handling customer limit orders are prohibited from trading at prices equal or superior to that of the customer limit order without also executing that order at the limit price.
PEGBOARD SYSTEM see ONE-WRITE SYSTEM.
Enter a term, then click the entry you would like to view.