Learn about MEMX, a member-focused securities exchange with a mission.

Discover opportunities to help create the exchange of the future, today.

Access current and historical volume and market share information.

MEMX is a U.S. equities exchange that trades over 7,500 symbols each day with broad retail participation across Tape A, B and C. The exchange has over 65 members, with a broad mix of participants trading daily, including banks, institutions, retail brokers, and market makers.

Watch experts from our member firms discuss market trends and issues with our CEO, Jonathan Kellner.

Read our latest insights, commentary, exchange highlights, press releases, and more.

Meet our mix of veteran exchange experts and new-generation trading and technology specialists.

Global

User Manual

Instrument Directory

Latest Fee Schedule

Trading & Operations

Rulebook

605 Report (September 2021)

Regulatory

Service Bureau Agreements

Connectivity Services Agreement

Extranet Addendum to CSA

Connectivity

Membership Application

User Agreement

Routing Agreement

Clearing Letter of Guarantee

Market Maker Registration Application

Retail Member Organization Application

Membership

Market Data Agreement

Service Facilitator List

Subscriber Agreement

Market Data Policies

Market Data

MEMX Holdings LLC – Certificate of Formation

MEMX LLC – LLC Agreement

MEMX LLC – Certificate of Formation

MEMX Holdings LLC – LLC Agreement

MEMX Regulation Independence

Governance

Documents Page