CME Group U.S. Treasury Open Interest Surges to Record High of 36.3 Million Contracts

• Additional OI records in 2-, 5-, 10-, and 30-year products

CME Group, the world's leading derivatives marketplace, today announced that open interest (OI) in its deeply liquid U.S. Treasury futures and options set a new record of 36,328,151 contracts on February 19. The company's previous OI record hit in November 2025 with 35,120,066 contracts.

"With open interest surpassing 36 million contracts, clients are continuing to turn to our U.S. Treasury markets in record numbers as uncertainty grows around monetary policy, government spending and other inflationary pressures," said Agha Mirza, CME Group Global Head of Rates and OTC Products. "By combining record liquidity on CME Globex with over $25 billion in daily margin savings, our interest rate complex offers the unparalleled execution and capital efficiencies that clients need in this volatile environment."

Additional OI records across the yield curve include:

• Record 2-Year U.S. Treasury Note futures and options OI of 5.8 million contracts
• Record 5-Year U.S. Treasury Note futures OI of 7.9 million contracts
• Record 10-Year U.S. Treasury Note futures and options OI of 12.6 million contracts
• Record 30-Year U.S. Treasury Bond futures and options OI of 3.6 million contracts
• Record 2,100 U.S. Treasury futures large open interest holders (LOIH), as noted in the CFTC's February 10 Commitment of Traders report

CME Group is the world's leading interest rate market, offering futures and options for a broad range of benchmark products, including U.S. Treasuries, SOFR, Fed Funds, TBAs, credit and more. Its U.S. Treasury and SOFR contracts trade side-by-side on the CME Globex platform with BrokerTec cash securities.

CME Group U.S. Treasury and SOFR futures are also eligible for portfolio margining with other cleared interest rate swaps and futures, as well as cross-margining with FICC-cleared cash U.S. Treasury notes, bonds and certain Repo transactions.

For more information, visit our product page at cmegroup.com/rates.

As the world's leading derivatives marketplace, CME Group (www.cmegroup.com) enables clients to trade futures, options, cash and OTC markets, optimize portfolios, and analyze data – empowering market participants worldwide to efficiently manage risk and capture opportunities. CME Group exchanges offer the widest range of global benchmark products across all major asset classes based on interest rates, equity indexes, foreign exchange, cryptocurrencies, energy, agricultural products and metals. The company offers futures and options on futures trading through the CME Globex platform, fixed income trading via BrokerTec and foreign exchange trading on the EBS platform. In addition, it operates one of the world's leading central counterparty clearing providers, CME Clearing. 

CME Group, the Globe logo, CME, Chicago Mercantile Exchange, Globex, and E-mini are trademarks of Chicago Mercantile Exchange Inc. CBOT and Chicago Board of Trade are trademarks of Board of Trade of the City of Chicago, Inc.  NYMEX, New York Mercantile Exchange and ClearPort are trademarks of New York Mercantile Exchange, Inc. COMEX is a trademark of Commodity Exchange, Inc. BrokerTec is a trademark of BrokerTec Americas LLC and EBS is a trademark of EBS Group LTD. The S&P 500 Index is a product of S&P Dow Jones Indices LLC ("S&P DJI"). "S&P®", "S&P 500®", "SPY®", "SPX®", US 500 and The 500 are trademarks of Standard & Poor's Financial Services LLC; Dow Jones®, DJIA® and Dow Jones Industrial Average are service and/or trademarks of Dow Jones Trademark Holdings LLC. These trademarks have been licensed for use by Chicago Mercantile Exchange Inc. Futures contracts based on the S&P 500 Index are not sponsored, endorsed, marketed, or promoted by S&P DJI, and S&P DJI makes no representation regarding the advisability of investing in such products. All other trademarks are the property of their respective owners. 

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SOURCE CME Group