OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

NOW $145.00 Put

NOW261030P00145000

Latest saved OI565Oct 23, 2026
Last change+290vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $145.00 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. 5652820 2026-10-02: 46 OI2026-10-05: 46 OI2026-10-06: 46 OI2026-10-07: 45 OI2026-10-08: 45 OI2026-10-09: 53 OI2026-10-13: 100 OI2026-10-14: 100 OI2026-10-15: 109 OI2026-10-16: 144 OI2026-10-21: 275 OI2026-10-23: 565 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, 2026Viewing565+290
Oct 21, 2026275+131
Oct 16, 2026144+35
Oct 15, 2026109+9
Oct 14, 20261000
Oct 13, 2026100+47
Oct 09, 202653+8
Oct 08, 2026450
Oct 07, 202645-1
Oct 06, 2026460
Oct 05, 2026460
Oct 02, 202646No prior observation