Limit Order Information System - LOIS

DEFINITION of 'Limit Order Information System - LOIS'

An electronic system used by specialists in the stock market. A limit order information system lists price and size quotes for exchange-listed securities. The data produced by this system is used by subscribers and specialists to locate the most opportunistic market for making a trade because the service distributes information about where a security is traded, order quantities, and bid and offer prices.

BREAKING DOWN 'Limit Order Information System - LOIS'

This system is used to locate the best securities prices available and produces information about securities traded on participating exchanges like the Nasdaq and NYSE. A limit order is an order to buy or sell a stock at a specific price, and includes information such as order quantities, bid price, offer and the exchange on which the security is listed. Limit orders help protect buyers or sellers of a stock from selling at a price that is higher or lower than desired.

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RELATED FAQS
  1. What's the difference between a Nasdaq market maker and a NYSE specialist?

    What's the main difference between a specialist and a market maker? Not much. Both the New York Stock Exchange (NYSE) specialist ... Read Answer >>
  2. What's the difference between a market order and a limit order?

    Buy and sell trades with market orders at the present stock price and execute limit orders if the stock price falls within ... Read Answer >>
  3. What exactly is being done when shares are bought and sold?

    Most stocks are traded on physical or virtual exchanges. The New York Stock Exchange (NYSE), for example, is a physical exchange ... Read Answer >>
  4. How do I place a limit order online?

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  5. What are the advantages of a limit order over a market order?

    Understand the functional differences between a limit order and a market order and the respective advantages and disadvantages ... Read Answer >>
  6. How do I place a buy limit order if I want to buy a stock during an initial public ...

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