Notices

Read the latest announcements, consultations and restatement notices for benchmarks administered by CME Group Benchmark Administration.

Contact Benchmarks

Announcements and Consultations

March 2025 — Index Restatement Notice: CME EUR/USD Cross Currency Basis Index (28 March 2025)

January 2025 — Petroleum Index Annual Index Weighting Review

January 2025 — Changes to Live Streaming CVOL Indices calculations and publications on January 9th 2025 (U.S. National Day of Mourning)

January 2025 — Changes to CME Term SOFR calculation on January 9th 2025 (U.S. National Day of Mourning)

January 2025 — Changes to BrokerTec US Treasury Benchmark publications on January 9th 2025 (U.S. National Day of Mourning)

September 2024 — Changes to CBA's Benchmark Oversight Committees

June 2024 — Term SOFR Change to Publication and Error Policy

April 2024 — RFR Euro Instrument Reclassification

January 2024 — Petroleum Index Annual Index Weighting Review

December 2023 — Changes to RBOB CVOL, Energy CVOL and Commodities CVOL indices

October 2023 — CVOL Broad Based Index Composition Update

April 2023 — CME Term SOFR Rates Amendment To The Terms Of Use

April 2023 — Petroleum Index - Update to Roll Period

March 2023 — Petroleum Index Annual Index Weighting Review

Restatements

Contact a Data expert

Connect with a member of our team to get more information about our products and services.

First Name

Last Name

Business Email

Company Name

Message (Optional)

I have read and understand the Privacy Policy.

I have read and agree the Terms of Service and Cookie Policy.

Yes. I would like to receive communications regarding CME Group products, services, & events. I understand that I can unsubscribe at any time. By registering, I agree to the processing of my personal data in accordance with the CME Group Privacy Policy. (Optional)

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

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.

© 2025 CME Group Inc. All rights reserved.

Disclaimer | Privacy Notice | Cookie Notice | Terms of Use | Data Terms of Use | Modern Slavery Act Transparency Statement | Report a Security Concern