Automated Order System
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Automated Order System (AOS)
Investment bank computerized order entry system that sends single order entries to DOT (Odd-Lot) or to investment banks floor brokers on the exchange. See: Round lot, GTC orders.
Automated Order System
A computerized order-entry system that sends buy or sell orders to the appropriate specialist on the floor of a stock exchange, bypassing the floor broker. It is used to automatically execute smaller orders, generally defined as fewer than 1000 shares.