This brochure provides an in-depth description of the exercise and assignment process for options on futures that trade on CME Group-designated contract markets:

  • Chicago Board of Trade (CBOT)
  • Chicago Mercantile Exchange (CME)
  • Commodity Exchange (COMEX)
  • New York Mercantile Exchange (NYMEX)

Contents include:

  • Preliminaries
  • Random Assignment
  • Pro Rata Assignment
  • The Role of the Clearing Member Firm
  • Timetables for Option Exercise and Assignment
  • Overview of contrary options exercise

View in:

Options on Futures

Information about the exercise and assignment process for options on futures on CME Group designated contract markets.


All examples in this report are hypothetical interpretations of situations and are used for explanation purposes only. The views in this report reflect solely those of the author and not necessarily those of CME Group or its affiliated institutions. This report and the information herein should not be considered investment advice or the results of actual market experience.

CME Group is the world’s leading 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.

© 2024 CME Group Inc. All rights reserved.