OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

NB $7.50 Call

NB261120C00007500

Latest saved OI4,182Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NB $7.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4,2772,1380 2026-10-09: 4,277 OI2026-10-13: 4,272 OI2026-10-14: 4,272 OI2026-10-16: 4,272 OI2026-10-21: 4,182 OI2026-10-23: 4,182 OI Oct 09, 2026Oct 23, 2026

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

NB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264,1820
Oct 21, 2026Viewing4,182-90
Oct 16, 20264,2720
Oct 14, 20264,2720
Oct 13, 20264,272-5
Oct 09, 20264,277No prior observation