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Contract OI history

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Sep 17, 2027 EXPIRATION

CME $300.00 Call

CME270917C00300000

Latest saved OI156Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $300.00 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. 161800 2026-10-09: 161 OI2026-10-13: 161 OI2026-10-14: 161 OI2026-10-15: 161 OI2026-10-16: 161 OI2026-10-21: 161 OI2026-10-23: 156 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, 2026Viewing156-5
Oct 21, 20261610
Oct 16, 20261610
Oct 15, 20261610
Oct 14, 20261610
Oct 13, 20261610
Oct 09, 2026161No prior observation