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Contract OI history

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Dec 18, 2026 EXPIRATION

BP $20.00 Put

BP261218P00020000

Latest saved OI1,295Oct 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 $20.00 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. 1,2956470 2026-10-02: 1,295 OI2026-10-05: 1,295 OI2026-10-06: 1,295 OI2026-10-07: 1,295 OI2026-10-08: 1,295 OI2026-10-09: 1,295 OI2026-10-13: 1,295 OI2026-10-14: 1,295 OI2026-10-15: 1,295 OI2026-10-16: 1,295 OI2026-10-21: 1,295 OI2026-10-23: 1,295 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, 2026Viewing1,2950
Oct 21, 20261,2950
Oct 16, 20261,2950
Oct 15, 20261,2950
Oct 14, 20261,2950
Oct 13, 20261,2950
Oct 09, 20261,2950
Oct 08, 20261,2950
Oct 07, 20261,2950
Oct 06, 20261,2950
Oct 05, 20261,2950
Oct 02, 20261,295No prior observation