Through Membernet, CME Group regularly updates members on regulatory changes, legal and advisory notices, exchange-related news and upcoming member-specific events.
Current Membership Sales and Transfer Information
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SERs & Market Reg Advisory Notices
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Updates for Our Members
Compiled below are updates for our members, including exchange-specific news.
- First Quarter 2026 Floor Clerk/Broker Assistant Billing
- CME Group Matching Gift Guidelines
- Updated Matching Gift Portal Link and Login Instructions
- 2026 Class B Director Nomination Process- Deadline Monday, November 3, 2025 at 5:00 P.M. Central Time
- Enroll in CME Group Electronic Delivery of Proxy Materials
- Legal Entity Identifier (LEI) Information for Corporate Membership Applicants
- Subscription Fee Adjustments for EMSRP
- Class Notice
- Member Passings
- SER 8833 Permanent Closure of Most CME and All CBOT Open Outcry Trading Pits, Associated Amendments to CME, CBOT, NYMEX and COMEX Rules, and Updated Frequently Asked Questions for Members and Member Firms
- Resources for Floor Traders and Brokers
- Amendments to CME and CBOT Rule 506.A - Headset Privileges on the Trading Floor
- Rules & Regulatory Guidance for CME Group Markets
Rulebooks
Each of CME Group's four exchanges remains a separate self-regulatory agency with its own rulebook.
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