OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

BN $39.00 Call

BN261120C00039000

Latest saved OI1,641Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BN $39.00 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. 1,6418200 2026-10-02: 174 OI2026-10-05: 293 OI2026-10-06: 300 OI2026-10-07: 307 OI2026-10-08: 307 OI2026-10-09: 317 OI2026-10-13: 327 OI2026-10-14: 530 OI2026-10-15: 1,476 OI2026-10-16: 1,520 OI2026-10-21: 1,632 OI2026-10-23: 1,641 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, 2026Viewing1,641+9
Oct 21, 20261,632+112
Oct 16, 20261,520+44
Oct 15, 20261,476+946
Oct 14, 2026530+203
Oct 13, 2026327+10
Oct 09, 2026317+10
Oct 08, 20263070
Oct 07, 2026307+7
Oct 06, 2026300+7
Oct 05, 2026293+119
Oct 02, 2026174No prior observation