OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

NOW $144.00 Put

NOW261030P00144000

Latest saved OI356Oct 23, 2026
Last change+187vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $144.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3561780 2026-10-02: 4 OI2026-10-05: 4 OI2026-10-06: 4 OI2026-10-07: 4 OI2026-10-08: 4 OI2026-10-09: 4 OI2026-10-13: 91 OI2026-10-14: 91 OI2026-10-15: 115 OI2026-10-16: 137 OI2026-10-21: 169 OI2026-10-23: 356 OI Oct 02, 2026Oct 23, 2026

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

NOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026356+187
Oct 21, 2026Viewing169+32
Oct 16, 2026137+22
Oct 15, 2026115+24
Oct 14, 2026910
Oct 13, 202691+87
Oct 09, 202640
Oct 08, 202640
Oct 07, 202640
Oct 06, 202640
Oct 05, 202640
Oct 02, 20264No prior observation