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Contract OI history

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Dec 18, 2026 EXPIRATION

BP $40.00 Call

BP261218C00040000

Latest saved OI10,147Oct 23, 2026
Last change-3vs 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. 10,2965,1480 2026-10-02: 10,296 OI2026-10-05: 10,290 OI2026-10-06: 10,290 OI2026-10-07: 10,290 OI2026-10-08: 10,290 OI2026-10-09: 10,185 OI2026-10-13: 10,185 OI2026-10-14: 10,185 OI2026-10-15: 10,175 OI2026-10-16: 10,175 OI2026-10-21: 10,150 OI2026-10-23: 10,147 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, 2026Viewing10,147-3
Oct 21, 202610,150-25
Oct 16, 202610,1750
Oct 15, 202610,175-10
Oct 14, 202610,1850
Oct 13, 202610,1850
Oct 09, 202610,185-105
Oct 08, 202610,2900
Oct 07, 202610,2900
Oct 06, 202610,2900
Oct 05, 202610,290-6
Oct 02, 202610,296No prior observation