OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BN $42.00 Call

BN261120C00042000

Latest saved OI1,899Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $42.00 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. 1,8999490 2026-10-02: 158 OI2026-10-05: 175 OI2026-10-06: 175 OI2026-10-07: 246 OI2026-10-08: 246 OI2026-10-09: 267 OI2026-10-13: 277 OI2026-10-14: 678 OI2026-10-15: 678 OI2026-10-16: 1,789 OI2026-10-21: 1,889 OI2026-10-23: 1,899 OI Oct 02, 2026Oct 23, 2026

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

BN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,899+10
Oct 21, 20261,889+100
Oct 16, 20261,789+1,111
Oct 15, 20266780
Oct 14, 2026678+401
Oct 13, 2026277+10
Oct 09, 2026267+21
Oct 08, 20262460
Oct 07, 2026246+71
Oct 06, 20261750
Oct 05, 2026175+17
Oct 02, 2026158No prior observation