OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BN $38.00 Call

BN261120C00038000

Latest saved OI1,998Oct 23, 2026
Last change+93vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $38.00 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. 1,9989990 2026-10-02: 117 OI2026-10-05: 117 OI2026-10-06: 117 OI2026-10-07: 133 OI2026-10-08: 134 OI2026-10-09: 134 OI2026-10-13: 165 OI2026-10-14: 191 OI2026-10-15: 245 OI2026-10-16: 483 OI2026-10-21: 1,905 OI2026-10-23: 1,998 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, 2026Viewing1,998+93
Oct 21, 20261,905+1,422
Oct 16, 2026483+238
Oct 15, 2026245+54
Oct 14, 2026191+26
Oct 13, 2026165+31
Oct 09, 20261340
Oct 08, 2026134+1
Oct 07, 2026133+16
Oct 06, 20261170
Oct 05, 20261170
Oct 02, 2026117No prior observation