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Contract OI history

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Nov 20, 2026 EXPIRATION

BP $39.00 Put

BP261120P00039000

Latest saved OI204Oct 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 $39.00 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. 2051020 2026-10-02: 180 OI2026-10-05: 183 OI2026-10-06: 183 OI2026-10-07: 183 OI2026-10-08: 184 OI2026-10-09: 178 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 204 OI2026-10-16: 204 OI2026-10-21: 204 OI2026-10-23: 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, 2026Viewing2040
Oct 21, 20262040
Oct 16, 20262040
Oct 15, 2026204-1
Oct 14, 20262050
Oct 13, 2026205+27
Oct 09, 2026178-6
Oct 08, 2026184+1
Oct 07, 20261830
Oct 06, 20261830
Oct 05, 2026183+3
Oct 02, 2026180No prior observation