OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

BP $30.00 Put

BP270416P00030000

Latest saved OI535Oct 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 $30.00 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. 5352670 2026-10-02: 245 OI2026-10-05: 245 OI2026-10-06: 245 OI2026-10-07: 302 OI2026-10-08: 302 OI2026-10-09: 299 OI2026-10-13: 530 OI2026-10-14: 530 OI2026-10-15: 530 OI2026-10-16: 530 OI2026-10-21: 535 OI2026-10-23: 535 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, 2026Viewing5350
Oct 21, 2026535+5
Oct 16, 20265300
Oct 15, 20265300
Oct 14, 20265300
Oct 13, 2026530+231
Oct 09, 2026299-3
Oct 08, 20263020
Oct 07, 2026302+57
Oct 06, 20262450
Oct 05, 20262450
Oct 02, 2026245No prior observation