Instinet (Institutional Networks Corporation)


Computerized subscriber service that serves as a vehicle for the fourth market. "Instinet" is registered with the SEC. As a stock exchange it numbers among its subscribers a large number of mutual funds and other institutional investors linked to each other by computer terminals. The system permits subscribers to display bids and offers (which are exposed system wide for whatever length of time the initiating party specifies) and to consummate trades electronically. Instinet is largely used by market makers, but, nonmarket makers and customers have equal access.

Investing Essentials

Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Acid test ratio

Also called the quick ratio, the ratio of current assets minus inventories, accruals, and prepaid items to current liabilities.

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