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Contract OI history

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Sep 17, 2027 EXPIRATION

BP $42.00 Put

BP270917P00042000

Latest saved OI702Oct 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. 7023510 2026-10-02: 701 OI2026-10-05: 701 OI2026-10-06: 701 OI2026-10-07: 701 OI2026-10-08: 701 OI2026-10-09: 701 OI2026-10-13: 701 OI2026-10-14: 701 OI2026-10-15: 701 OI2026-10-16: 702 OI2026-10-21: 702 OI2026-10-23: 702 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, 2026Viewing7020
Oct 21, 20267020
Oct 16, 2026702+1
Oct 15, 20267010
Oct 14, 20267010
Oct 13, 20267010
Oct 09, 20267010
Oct 08, 20267010
Oct 07, 20267010
Oct 06, 20267010
Oct 05, 20267010
Oct 02, 2026701No prior observation