Two IEX coworkers chat in the corporate office lounge.
IEX Exchange | Icon
Panoramic shot of the IEX corporate office.
An image of computer hardware

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.

About IEX
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.

Learn More
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.

Learn More

Source: NYSE TAQ Data, FY 2025. Including venues with >1% market share
*Stable midpoint defined as midpoint volume where NBBO midpoint unchanged 2 ms after trade

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

View Latest Stats
Our Products

Innovative Products

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

Drive Performance

Discretionary Peg Order Type™

(D-Peg®)

Discretionary Peg (D-Peg) rests outside the NBBO and is willing to step to the midpoint—except when the Signal is on.

Explore Discretionary Peg
Drive Performance

Order Types

Trade on IEX Exchange with order types designed to raise the bar for execution quality.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

Explore Order Types
Access Data

Market Data and Connectivity

Connect to IEX Exchange and receive our quote and trade feeds.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

Explore Data
Drive Performance

Retail Program

Designed to provide high-quality trading for the retail community on IEX Exchange.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

Explore Retail Program
Access liquidity

Router

Access liquidity on IEX Exchange and away markets.

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat. Aenean faucibus nibh et justo cursus id rutrum lorem imperdiet. Nunc ut sem vitae risus tristique posuere.

Explore Router
IEX Square Edge Logo
View Square Edge

Featured news, ideas and research on equities, technology and digital assets.

View Square Edge
An orange box with black text that says "Chart of the Month." The O in "Month" is a pie chart with blue, maroon, and yellow/
Research

/

April 15, 2026

10% of the Market and 20% of Midpoint Volume Trade Here at 3:50pm
An orange box with black text that says "Chart of the Month." The O in "Month" is a pie chart with blue, maroon, and yellow/
Research

April 15, 2026

10% of the Market and 20% of Midpoint Volume Trade Here at 3:50pm
Research

/

April 1, 2026

Closing Time: You Don’t Have to Go Home… But You Might Want to Trade Here
Research

April 1, 2026

Closing Time: You Don’t Have to Go Home… But You Might Want to Trade Here
Research

/

November 18, 2025

IEX: A Top-Three Displayed Venue and Still First In Performance
Research

November 18, 2025

IEX: A Top-Three Displayed Venue and Still First In Performance