Next futures roll date: September 14, 2026
The next customary U.S. equity-index futures roll date is September 14, 2026 for the September 2026 quarterly cycle. CME says U.S. index products roll on the Monday prior to expiration, which is when traders usually treat the next contract as the lead month.
CME lists September 14, 2026 as the customary roll date and September 18, 2026 as the expiration date for the September 2026 cycle. After the roll date, December 2026 is the customary lead month.
what traders are watching
- Whether the lead month change is already pulling depth and tighter spreads into the next contract.
- How much of the tape is genuine directional conviction versus basis and roll mechanics.
- Whether price discovery is cleaner in the new lead month before the cash session opens.
upcoming roll and expiration dates
September 2026
Customary roll date: September 14, 2026.
Expiration date: September 18, 2026.
CME lists Monday September 14, 2026 as the customary roll date and Friday September 18, 2026 as expiration for U.S. equity index futures. After the roll date, the December contract becomes the customary lead month.
December 2026
Customary roll date: December 14, 2026.
Expiration date: December 18, 2026.
CME lists Monday December 14, 2026 as the customary roll date and Friday December 18, 2026 as expiration for U.S. equity index futures. After the roll date, the March 2027 contract becomes the customary lead month.
Why traders search the roll date instead of the expiration date
For active futures traders, the roll date usually matters more than the final expiration day because it marks the liquidity handoff. That is the point where the next quarterly contract often becomes the better place to judge execution quality, basis and intraday structure.
CME makes that convention explicit for U.S. equity-index futures: the customary roll date is the Monday prior to expiration. That is why the search intent is real. Traders are trying to find the moment when the market they are watching actually changes.
Why June 2026 deserves extra attention
June 2026 is the awkward quarter because CME lists expiration on Thursday June 18 rather than the usual Friday pattern. That means the whole roll-and-settlement sequence compresses into a holiday-adjusted week.
If a trader is waiting for the normal Friday rhythm, they are late. The important migration already happens on Monday June 15 and the listed expiration date lands on Thursday June 18.