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Contract OI history

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Nov 20, 2026 EXPIRATION

COF $200.00 Call

COF261120C00200000

Latest saved OI607Oct 23, 2026
Last change-11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $200.00 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. 6183090 2026-10-02: 174 OI2026-10-05: 184 OI2026-10-06: 214 OI2026-10-07: 218 OI2026-10-08: 218 OI2026-10-09: 229 OI2026-10-13: 457 OI2026-10-14: 457 OI2026-10-15: 457 OI2026-10-16: 460 OI2026-10-21: 618 OI2026-10-23: 607 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, 2026Viewing607-11
Oct 21, 2026618+158
Oct 16, 2026460+3
Oct 15, 20264570
Oct 14, 20264570
Oct 13, 2026457+228
Oct 09, 2026229+11
Oct 08, 20262180
Oct 07, 2026218+4
Oct 06, 2026214+30
Oct 05, 2026184+10
Oct 02, 2026174No prior observation