OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

NOW $80.00 Put

NOW261120P00080000

Latest saved OI1,394Oct 23, 2026
Last change-40vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $80.00 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. 1,4407200 2026-10-02: 1,440 OI2026-10-05: 1,440 OI2026-10-06: 1,440 OI2026-10-07: 1,440 OI2026-10-08: 1,440 OI2026-10-09: 1,440 OI2026-10-13: 1,439 OI2026-10-14: 1,439 OI2026-10-15: 1,439 OI2026-10-16: 1,438 OI2026-10-21: 1,434 OI2026-10-23: 1,394 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, 20261,394-40
Oct 21, 2026Viewing1,434-4
Oct 16, 20261,438-1
Oct 15, 20261,4390
Oct 14, 20261,4390
Oct 13, 20261,439-1
Oct 09, 20261,4400
Oct 08, 20261,4400
Oct 07, 20261,4400
Oct 06, 20261,4400
Oct 05, 20261,4400
Oct 02, 20261,440No prior observation