Direct Access Trading - DAT
A system that allows a client to trade directly with another client, a market maker on Nasdaq, or a specialist on the floor of an exchange without broker interference.
Investopedia Commentary
DAT is the preferred trading system for day traders, where success is dependent upon speed of execution. For the average investor, DAT is not necessary.
Related Links
Electronic Trading Tutorial
Direct Access Trading Systems
See also: Broker, Day Trader, Market Maker, Nasdaq, Specialist
Also spelled: DAT