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Contract OI history

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Oct 23, 2026 EXPIRATION

COF $222.50 Call

COF261023C00222500

Latest saved OI132Oct 23, 2026
Last change-71vs previous saved observation
Saved market days9Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $222.50 call open interest history 9 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2031010 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 13 OI2026-10-14: 13 OI2026-10-15: 13 OI2026-10-16: 13 OI2026-10-21: 203 OI2026-10-23: 132 OI Oct 07, 2026Oct 23, 2026

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

COF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing132-71
Oct 21, 2026203+190
Oct 16, 2026130
Oct 15, 2026130
Oct 14, 2026130
Oct 13, 202613+13
Oct 09, 202600
Oct 08, 202600
Oct 07, 20260No prior observation