Learn about the IEX Core Trading System.
We built a new, responsible listings venue.
Listings data and documentation for investors, companies, and market participants.
Live and historical statistics from IEX.
Free, real time stock quotes, charts, trading analyses, financial news, and market overview.
Near-real-time traded volume on the markets.
IEX's aggregated best quoted bid and offer position in real-time for all securities on IEX's displayed limit order book.
Developer tools, including our free, reliable API.
Guide to Exchange membership and connectivity.
IEX Rule Book, manuals, specifications, and resources as well as Exchange membership, data, and connectivity applications and agreements.
Daily list, short interest, threshold securities, documents, and more.
Regulatory resources and information.
Data-driven research and analysis.
Learn about our history and our mission.
Meet the talented people who work at IEX.
Read about new developments and ideas directly from IEX employees.
Read press releases and news articles concerning IEX.
| May 31, 2018
The Money Tango: Market Power and the Modern Stock Exchange
NYSE recently agreed to acquire the Chicago Stock Exchange, which means there will be only one independent stock exchange:
Read the blog post ›
IEX Promotes Sara Furber to CFO and Hires Dan Cummings to Lead Corporate Advisory
Introducing IEX Signal v.5
Maximizing Minimum Quantity: A Test for the Best
1 ETF (exchange-traded fund)
IEX is a fair, simple, and transparent stock exchange on a mission to build fairer markets. Some of the largest, most conscientious shareholders in the world support us.
We designed technology, functionality, and rules to level the playing field for investors.
Where you list matters. Choose the exchange that protects your stock, your shareholders, and your reputation.
IEX is the only exchange to provide free market data. We believe data should be widely accessible.
Our apps provide a simple, transparent view of IEX data.
Power your trading strategies with IEX's free proprietary market data feed.
We are democratizing auction data for companies and markets.
The reliable, enterprise API that powers IEX. Free for everyone.