OITracker Cboe delayed data

Contract OI history

Back to NOW

Nov 20, 2026 EXPIRATION

NOW $139.00 Put

NOW261120P00139000

Latest saved OI446Oct 23, 2026
Last change+415vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $139.00 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 4462230 2026-10-21: 31 OI2026-10-23: 446 OI Oct 21, 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, 2026446+415
Oct 21, 2026Viewing31No prior observation