Rising in the Ranks

MEMX is the fastest growing U.S. equities exchange

Exchange Highlights: MEMX Supports Smart Tick-Lot Sizes to Improve the Public Quote

Our Mission

We are the Members Exchange, founded by members to represent all investors. We listen and continuously innovate to promote a fair, transparent, and efficient experience for all.

Connect with us

Celebrating our first year!

The X Sessions

Watch our members discuss everything from the future of exchange trading to the concept of healthy competition with MEMX CEO Jonathan Kellner.

Hudson River Trading

Erica Attonito

Global Head of Sales

Adam Nunes

Head of Business Development

See the video

Founded by members for investors, MEMX aims to drive simplicity, efficiency, and competition in equity markets.



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How are we different?

MEMX offers a simpler platform and features that benefit both retail and institutional investors, including:

  • • A limited number of order types to promote simple and transparent interactions
  • • Investments in the best and latest technology to deliver fast and efficient execution
  • • Lower pricing on market data, connectivity, and transaction fees

As a member-owned equities trading platform, MEMX represents the interests of its members and their collective client base, comprised of retail and institutional investors, on U.S. market structure issues.