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Contract OI history

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Nov 20, 2026 EXPIRATION

BP $42.00 Put

BP261120P00042000

Latest saved OI2,204Oct 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
BP $42.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,2131,1060 2026-10-02: 2,034 OI2026-10-05: 2,108 OI2026-10-06: 2,108 OI2026-10-07: 2,108 OI2026-10-08: 2,121 OI2026-10-09: 2,112 OI2026-10-13: 2,104 OI2026-10-14: 2,104 OI2026-10-15: 2,184 OI2026-10-16: 2,213 OI2026-10-21: 2,205 OI2026-10-23: 2,204 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, 2026Viewing2,204-1
Oct 21, 20262,205-8
Oct 16, 20262,213+29
Oct 15, 20262,184+80
Oct 14, 20262,1040
Oct 13, 20262,104-8
Oct 09, 20262,112-9
Oct 08, 20262,121+13
Oct 07, 20262,1080
Oct 06, 20262,1080
Oct 05, 20262,108+74
Oct 02, 20262,034No prior observation