OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

NB $5.00 Call

NB270219C00005000

Latest saved OI539Oct 23, 2026
Last change+15vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NB $5.00 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. 5392690 2026-10-09: 227 OI2026-10-13: 402 OI2026-10-14: 445 OI2026-10-16: 498 OI2026-10-21: 524 OI2026-10-23: 539 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, 2026Viewing539+15
Oct 21, 2026524+26
Oct 16, 2026498+53
Oct 14, 2026445+43
Oct 13, 2026402+175
Oct 09, 2026227No prior observation