OITracker Cboe delayed data

Contract OI history

Back to COF

Nov 20, 2026 EXPIRATION

COF $195.00 Call

COF261120C00195000

Latest saved OI301Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $195.00 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. 3111550 2026-10-02: 26 OI2026-10-05: 27 OI2026-10-06: 261 OI2026-10-07: 263 OI2026-10-08: 263 OI2026-10-09: 270 OI2026-10-13: 270 OI2026-10-14: 270 OI2026-10-15: 300 OI2026-10-16: 311 OI2026-10-21: 303 OI2026-10-23: 301 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, 2026Viewing301-2
Oct 21, 2026303-8
Oct 16, 2026311+11
Oct 15, 2026300+30
Oct 14, 20262700
Oct 13, 20262700
Oct 09, 2026270+7
Oct 08, 20262630
Oct 07, 2026263+2
Oct 06, 2026261+234
Oct 05, 202627+1
Oct 02, 202626No prior observation