OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BP $40.00 Call

BP261120C00040000

Latest saved OI403Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BP $40.00 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. 4442220 2026-10-02: 432 OI2026-10-05: 432 OI2026-10-06: 432 OI2026-10-07: 432 OI2026-10-08: 444 OI2026-10-09: 444 OI2026-10-13: 411 OI2026-10-14: 411 OI2026-10-15: 426 OI2026-10-16: 418 OI2026-10-21: 403 OI2026-10-23: 403 OI Oct 02, 2026Oct 23, 2026

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

BP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4030
Oct 21, 2026403-15
Oct 16, 2026418-8
Oct 15, 2026426+15
Oct 14, 20264110
Oct 13, 2026411-33
Oct 09, 20264440
Oct 08, 2026444+12
Oct 07, 20264320
Oct 06, 20264320
Oct 05, 20264320
Oct 02, 2026432No prior observation