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Contract OI history

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Jan 21, 2028 EXPIRATION

BP $42.00 Put

BP280121P00042000

Latest saved OI673Oct 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 $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. 6733360 2026-10-02: 672 OI2026-10-05: 672 OI2026-10-06: 672 OI2026-10-07: 672 OI2026-10-08: 672 OI2026-10-09: 672 OI2026-10-13: 672 OI2026-10-14: 672 OI2026-10-15: 672 OI2026-10-16: 672 OI2026-10-21: 673 OI2026-10-23: 673 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, 2026Viewing6730
Oct 21, 2026673+1
Oct 16, 20266720
Oct 15, 20266720
Oct 14, 20266720
Oct 13, 20266720
Oct 09, 20266720
Oct 08, 20266720
Oct 07, 20266720
Oct 06, 20266720
Oct 05, 20266720
Oct 02, 2026672No prior observation