OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BN $37.00 Call

BN261120C00037000

Latest saved OI1,241Oct 23, 2026
Last change+50vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $37.00 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. 1,2416200 2026-10-02: 856 OI2026-10-05: 858 OI2026-10-06: 857 OI2026-10-07: 864 OI2026-10-08: 866 OI2026-10-09: 866 OI2026-10-13: 893 OI2026-10-14: 896 OI2026-10-15: 1,031 OI2026-10-16: 1,058 OI2026-10-21: 1,191 OI2026-10-23: 1,241 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, 2026Viewing1,241+50
Oct 21, 20261,191+133
Oct 16, 20261,058+27
Oct 15, 20261,031+135
Oct 14, 2026896+3
Oct 13, 2026893+27
Oct 09, 20268660
Oct 08, 2026866+2
Oct 07, 2026864+7
Oct 06, 2026857-1
Oct 05, 2026858+2
Oct 02, 2026856No prior observation