OITracker Cboe delayed data

Contract OI history

Back to NOW

Nov 20, 2026 EXPIRATION

NOW $160.00 Put

NOW261120P00160000

Latest saved OI288Oct 23, 2026
Last change+163vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $160.00 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. 2881440 2026-10-02: 102 OI2026-10-05: 103 OI2026-10-06: 103 OI2026-10-07: 104 OI2026-10-08: 104 OI2026-10-09: 104 OI2026-10-13: 104 OI2026-10-14: 104 OI2026-10-15: 104 OI2026-10-16: 105 OI2026-10-21: 125 OI2026-10-23: 288 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, 2026288+163
Oct 21, 2026Viewing125+20
Oct 16, 2026105+1
Oct 15, 20261040
Oct 14, 20261040
Oct 13, 20261040
Oct 09, 20261040
Oct 08, 20261040
Oct 07, 2026104+1
Oct 06, 20261030
Oct 05, 2026103+1
Oct 02, 2026102No prior observation