OITracker Cboe delayed data

Contract OI history

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Feb 19, 2027 EXPIRATION

NB $5.00 Put

NB270219P00005000

Latest saved OI630Oct 23, 2026
Last change+14vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NB $5.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6303150 2026-10-09: 596 OI2026-10-13: 596 OI2026-10-14: 596 OI2026-10-16: 601 OI2026-10-21: 616 OI2026-10-23: 630 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, 2026Viewing630+14
Oct 21, 2026616+15
Oct 16, 2026601+5
Oct 14, 20265960
Oct 13, 20265960
Oct 09, 2026596No prior observation