Securities Industry Automation Corporation


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Securities Industry Automation Corporation

Also called SIAC. On the New York Stock Exchange, AMEX, and affiliated exchanges, an organization that provides computer services. Consequently, SIAC runs DOT, which is a computerized order-entry system that sends smaller buy or sell orders to the appropriate specialist on the floor of a stock exchange, bypassing the floor broker. It also provides the Consolidated Quotation System and the Options Price Reporting Authority. The NYSE owns two-thirds of the SIAC, while AMEX owns the remainder.

Securities Industry Automation Corporation (SIAC)

A firm that processes and checks clearing data on securities transactions sent by purchase and sales departments of member brokerage firms. The purpose of SIAC, which is owned by the exchanges, is to alleviate much of the confusion and paperwork that ordinarily results from independent actions of an individual brokerage firm. See also contract sheet.
References in periodicals archive ?
The Securities Industry Automation Corporation and its subsidiary Sector will move their ARTMAIL application to Linux.
The panelists were: Paul Hines, CFM (Certified Facility Manager), managing director of Facilities Engineering for Securities Industry Automation Corporation, which manages the computer systems of the New York and American Stock Exchanges; Judith Parker, first vice president and director of Corporate Design and Construction for Smith Barney; Gaetan Lachance, manager of Space Planning with American Express Real Estate Services/Major Facilities; Gayla Merryman, director of Project Development with the Battery Park City Authority; and Mr.
Gayla Merryman, director of project development with the Battery Park City Authority; Paul Hines, managing director of facilities engineering for Securities Industry Automation Corporation, which manages the computer systems of the New York and American Stock Exchanges; and Gaetan Lachance, manager of space planning with the American Express Company.

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