OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

NOW $131.00 Put

NOW261023P00131000

Latest saved OI395Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $131.00 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. 3951970 2026-10-02: 34 OI2026-10-05: 52 OI2026-10-06: 138 OI2026-10-07: 143 OI2026-10-08: 143 OI2026-10-09: 148 OI2026-10-13: 193 OI2026-10-14: 193 OI2026-10-15: 316 OI2026-10-16: 303 OI2026-10-21: 389 OI2026-10-23: 395 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, 2026395+6
Oct 21, 2026Viewing389+86
Oct 16, 2026303-13
Oct 15, 2026316+123
Oct 14, 20261930
Oct 13, 2026193+45
Oct 09, 2026148+5
Oct 08, 20261430
Oct 07, 2026143+5
Oct 06, 2026138+86
Oct 05, 202652+18
Oct 02, 202634No prior observation