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Contract OI history

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Mar 19, 2027 EXPIRATION

BP $55.00 Put

BP270319P00055000

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 $55.00 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. 2041020 2026-10-02: 195 OI2026-10-05: 195 OI2026-10-06: 195 OI2026-10-07: 195 OI2026-10-08: 195 OI2026-10-09: 195 OI2026-10-13: 195 OI2026-10-14: 195 OI2026-10-15: 195 OI2026-10-16: 195 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, 2026204+9
Oct 16, 20261950
Oct 15, 20261950
Oct 14, 20261950
Oct 13, 20261950
Oct 09, 20261950
Oct 08, 20261950
Oct 07, 20261950
Oct 06, 20261950
Oct 05, 20261950
Oct 02, 2026195No prior observation