Two IEX coworkers chat in the corporate office lounge.
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Panoramic shot of the IEX corporate office.
A group of IEX co-workers chat at the corporate office.

A different kind of stock exchange

IEX Exchange facilitates the trading of U.S. equities, combining a transparent business model with innovative design and technology.

Innovating to drive trading performance

We are focused on performance: driving superior execution quality for broker-dealers and investors with game-changing technology, data, experience, and expertise.

Our Technology

The Speed Bump

38 miles of coiled cable that incoming orders and messages must traverse before arriving at the exchange’s matching engine.

Creating a level playing field where the exchange can be a fair referee for trading.

Our Technology

The Signal

A mathematical formula developed with machine learning. The Signal is built to identify moments when a stock’s price is unstable and is incorporated into a number of order types that are designed to protect orders while the price is changing.

Trading Performance

Trading on IEX Exchange is different

Industry Leader in Stable Midpoint Volume

IEX Exchange offers products designed to facilitate stable trades at the midpoint, which is often considered the fairest price.
Stable trades are defined as executions that do not see the National Best Bid/Offer move in the following 2 milliseconds.
Source: NYSE TAQ

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Our Products

Innovative Products

IEX Exchange offers tools, programs, and technologies to help our Members achieve their performance goals.

Our Blog

Boxes and Lines

Read, watch, and listen to insight and content from the experts at IEX.