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Contract OI history

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Nov 20, 2026 EXPIRATION

COF $250.00 Call

COF261120C00250000

Latest saved OI154Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $250.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 154770 2026-10-02: 105 OI2026-10-05: 105 OI2026-10-06: 105 OI2026-10-07: 105 OI2026-10-08: 105 OI2026-10-09: 108 OI2026-10-13: 105 OI2026-10-14: 105 OI2026-10-15: 154 OI2026-10-16: 154 OI2026-10-21: 154 OI2026-10-23: 154 OI Oct 02, 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, 2026Viewing1540
Oct 21, 20261540
Oct 16, 20261540
Oct 15, 2026154+49
Oct 14, 20261050
Oct 13, 2026105-3
Oct 09, 2026108+3
Oct 08, 20261050
Oct 07, 20261050
Oct 06, 20261050
Oct 05, 20261050
Oct 02, 2026105No prior observation