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Contract OI history

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Dec 18, 2026 EXPIRATION

CME $250.00 Call

CME261218C00250000

Latest saved OI276Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $250.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3231610 2026-10-09: 322 OI2026-10-13: 323 OI2026-10-14: 323 OI2026-10-15: 323 OI2026-10-16: 323 OI2026-10-21: 277 OI2026-10-23: 276 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CME contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing276-1
Oct 21, 2026277-46
Oct 16, 20263230
Oct 15, 20263230
Oct 14, 20263230
Oct 13, 2026323+1
Oct 09, 2026322No prior observation