Allowable Pre-Execution Discussions


Request for Quotes (RFQs) and Block Trades:
Register to Receive Market Maker Contact Information


Overview REGISTRATION FORM – Complete This Form
A Note on Block Trades Links to Rulebook / Related Rules


CME Group has implemented a registration process in order to provide firms with market maker contact information for the purpose of engaging in

  1. Options RFQs - Allowable pre-execution communications for options trades executed on CME Globex
  2. Block trades for options and futures

Pre-execution communications for trades intended for execution on CME Globex are subject to the requirements of CME and CBOT Rule 539 and NYMEX Rule 11G.539. Block trades are subject to the requirements of CME and CBOT Rule 526, NYMEX Rule 6.21C and COMEX Rule 104.36C. Where allowed, customers may contact market makers for the purpose of engaging in block trades or in pre-execution communications with respect to the execution of options trades on CME Globex .

Please note:

Please refer to the links below for the most recent CME and CBOT Market Regulation Advisory Notices regarding Pre-Execution Communications and Block Trades.

CME & CBOT Market Regulation Advisory Notice RA0903-3.pdf
CME & CBOT Market Regulation Advisory Notice RA0904-3.pdf

A Note on Block Trades

Block trades may take place only between Eligible Contract Participants (ECP) and are permitted only in certain products subject to specified minimum transaction quantities. For additional information regarding block trades please refer to the links below, which list all block-eligible products by exchange, along with reporting times and thresholds.

CME and CBOT block-eligible products, reporting times and thresholds
NYMEX Rule 526 – NYMEX block-eligible products, reporting times and thresholds
COMEX Rule 526 – COMEX block-eligible products, reporting times and thresholds

Registration Form – Complete This Form

Submit a request below to receive applicable contact information for our market makers. These firms have provided dedicated resources for responding to allowable pre-execution discussion inquiries for equity, FX and interest rate products. You must fill out the form completely and accurately in order to receive the information.

Fill out the following (all required):



CME Group Inc., including its subsidiaries and affiliates, officers, directors, employees and agents (collectively, “CME Group”), do not endorse or recommend any particular market maker/trader set forth in the Options Market Maker Contract Directories or the Request-for-Quote (“RFQ”) service being offered by such market makers/traders. CME Group disclaims all liability for the prices and information provided by the market makers/traders participating in the RFQ service and does not represent or endorse the accuracy of the information received as part of the RFQ service. Decisions based on information contained herein are solely your responsibility and do not constitute investment advice.

*I have read and agree to the items covered in the disclaimer section.


Links to Rulebooks / Related Rules

CME Rule 539
CBOT Rule 539
NYMEX /COMEX Rule 11G.539

CME Rule 526
CBOT Rule 526
NYMEX Rule 526
COMEX Rule 526

CME & CBOT Market Regulation Advisory Notice RA0903-3.pdf
CME & CBOT Market Regulation Advisory Notice RA0904-3.pdf
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Futures & Options Trading

As the world's leading and most diverse derivatives marketplace, CME Group is where the world comes to manage risk. CME Group exchanges offer the widest range of global benchmark products across all major asset classes, including futures and options based on interest rates, equity indexes, foreign exchange, energy, agricultural commodities, metals, weather and real estate. CME Group brings buyers and sellers together through the CME Globex electronic trading platform and trading facilities in New York and Chicago. CME Group also operates CME Clearing, one of the largest central counterparty clearing services in the world, which provides clearing and settlement services for exchange-traded contracts, as well as for over-the-counter derivatives transactions through CME ClearPort.

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CME Group is the world's leading and most diverse derivatives marketplace. The company is comprised of four Designated Contract Markets (DCMs). Further information on each exchange's rules and product listings can be found by clicking on the links to CME, CBOT, NYMEX, and COMEX.