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Contract OI history

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Nov 20, 2026 EXPIRATION

BP $35.00 Put

BP261120P00035000

Latest saved OI80Oct 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 $35.00 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. 84420 2026-10-02: 77 OI2026-10-05: 77 OI2026-10-06: 77 OI2026-10-07: 77 OI2026-10-08: 76 OI2026-10-09: 76 OI2026-10-13: 84 OI2026-10-14: 84 OI2026-10-15: 84 OI2026-10-16: 84 OI2026-10-21: 80 OI2026-10-23: 80 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, 2026Viewing800
Oct 21, 202680-4
Oct 16, 2026840
Oct 15, 2026840
Oct 14, 2026840
Oct 13, 202684+8
Oct 09, 2026760
Oct 08, 202676-1
Oct 07, 2026770
Oct 06, 2026770
Oct 05, 2026770
Oct 02, 202677No prior observation