OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BW $9.00 Call

BW261120C00009000

Latest saved OI1,781Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BW $9.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,7898940 2026-10-02: 1,715 OI2026-10-05: 1,715 OI2026-10-06: 1,724 OI2026-10-07: 1,785 OI2026-10-08: 1,785 OI2026-10-09: 1,785 OI2026-10-13: 1,789 OI2026-10-14: 1,789 OI2026-10-15: 1,789 OI2026-10-16: 1,786 OI2026-10-20: 1,786 OI2026-10-23: 1,781 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,781-5
Oct 20, 20261,7860
Oct 16, 20261,786-3
Oct 15, 20261,7890
Oct 14, 20261,7890
Oct 13, 20261,789+4
Oct 09, 20261,7850
Oct 08, 20261,7850
Oct 07, 20261,785+61
Oct 06, 20261,724+9
Oct 05, 20261,7150
Oct 02, 20261,715No prior observation