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Contract OI history

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Nov 20, 2026 EXPIRATION

BP $38.00 Put

BP261120P00038000

Latest saved OI609Oct 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 $38.00 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. 6113050 2026-10-02: 610 OI2026-10-05: 611 OI2026-10-06: 611 OI2026-10-07: 611 OI2026-10-08: 611 OI2026-10-09: 609 OI2026-10-13: 608 OI2026-10-14: 608 OI2026-10-15: 606 OI2026-10-16: 606 OI2026-10-21: 609 OI2026-10-23: 609 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, 2026Viewing6090
Oct 21, 2026609+3
Oct 16, 20266060
Oct 15, 2026606-2
Oct 14, 20266080
Oct 13, 2026608-1
Oct 09, 2026609-2
Oct 08, 20266110
Oct 07, 20266110
Oct 06, 20266110
Oct 05, 2026611+1
Oct 02, 2026610No prior observation