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Contract OI history

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Sep 17, 2027 EXPIRATION

COF $220.00 Call

COF270917C00220000

Latest saved OI198Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $220.00 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. 198990 2026-10-02: 35 OI2026-10-05: 51 OI2026-10-06: 69 OI2026-10-07: 98 OI2026-10-08: 98 OI2026-10-09: 114 OI2026-10-13: 124 OI2026-10-14: 124 OI2026-10-15: 125 OI2026-10-16: 169 OI2026-10-21: 197 OI2026-10-23: 198 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, 2026Viewing198+1
Oct 21, 2026197+28
Oct 16, 2026169+44
Oct 15, 2026125+1
Oct 14, 20261240
Oct 13, 2026124+10
Oct 09, 2026114+16
Oct 08, 2026980
Oct 07, 202698+29
Oct 06, 202669+18
Oct 05, 202651+16
Oct 02, 202635No prior observation