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Contract OI history

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Nov 20, 2026 EXPIRATION

BP $43.00 Put

BP261120P00043000

Latest saved OI1,202Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BP $43.00 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. 1,2646320 2026-10-02: 1,242 OI2026-10-05: 1,248 OI2026-10-06: 1,248 OI2026-10-07: 1,250 OI2026-10-08: 1,263 OI2026-10-09: 1,264 OI2026-10-13: 1,251 OI2026-10-14: 1,251 OI2026-10-15: 1,215 OI2026-10-16: 1,222 OI2026-10-21: 1,205 OI2026-10-23: 1,202 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, 2026Viewing1,202-3
Oct 21, 20261,205-17
Oct 16, 20261,222+7
Oct 15, 20261,215-36
Oct 14, 20261,2510
Oct 13, 20261,251-13
Oct 09, 20261,264+1
Oct 08, 20261,263+13
Oct 07, 20261,250+2
Oct 06, 20261,2480
Oct 05, 20261,248+6
Oct 02, 20261,242No prior observation