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Contract OI history

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Mar 19, 2027 EXPIRATION

CME $270.00 Call

CME270319C00270000

Latest saved OI332Oct 23, 2026
Last change-12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $270.00 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. 3541770 2026-10-09: 354 OI2026-10-13: 345 OI2026-10-14: 345 OI2026-10-15: 344 OI2026-10-16: 344 OI2026-10-21: 344 OI2026-10-23: 332 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, 2026Viewing332-12
Oct 21, 20263440
Oct 16, 20263440
Oct 15, 2026344-1
Oct 14, 20263450
Oct 13, 2026345-9
Oct 09, 2026354No prior observation