National Best Bid and Offer - NBBO

外汇网2021-06-19 13:52:52 191

A term applying to the SEC requirement that brokers must guarantee customers the best available ask price when they buy securities and the best available bid price when they sell securities.

|||NBBO is the bid and ask the average person will see. Day traders usually use Level 2 market maker screens to see ALL the bids and offers for a particular stock.

The NBBO is updated throughout the day to show the highest and lowest offers for a security in all exchanges and market makers.

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