OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

NOW $139.00 Put

NOW261030P00139000

Latest saved OI163Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $139.00 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. 163810 2026-10-02: 33 OI2026-10-05: 33 OI2026-10-06: 83 OI2026-10-07: 109 OI2026-10-08: 109 OI2026-10-09: 109 OI2026-10-13: 110 OI2026-10-14: 110 OI2026-10-15: 106 OI2026-10-16: 109 OI2026-10-21: 148 OI2026-10-23: 163 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, 2026163+15
Oct 21, 2026Viewing148+39
Oct 16, 2026109+3
Oct 15, 2026106-4
Oct 14, 20261100
Oct 13, 2026110+1
Oct 09, 20261090
Oct 08, 20261090
Oct 07, 2026109+26
Oct 06, 202683+50
Oct 05, 2026330
Oct 02, 202633No prior observation