OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

NOW $120.00 Put

NOW261030P00120000

Latest saved OI2,433Oct 23, 2026
Last change+181vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $120.00 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. 2,4331,2160 2026-10-02: 1,143 OI2026-10-05: 1,334 OI2026-10-06: 1,335 OI2026-10-07: 1,329 OI2026-10-08: 1,329 OI2026-10-09: 1,275 OI2026-10-13: 1,259 OI2026-10-14: 1,259 OI2026-10-15: 1,258 OI2026-10-16: 1,149 OI2026-10-21: 2,252 OI2026-10-23: 2,433 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, 20262,433+181
Oct 21, 2026Viewing2,252+1,103
Oct 16, 20261,149-109
Oct 15, 20261,258-1
Oct 14, 20261,2590
Oct 13, 20261,259-16
Oct 09, 20261,275-54
Oct 08, 20261,3290
Oct 07, 20261,329-6
Oct 06, 20261,335+1
Oct 05, 20261,334+191
Oct 02, 20261,143No prior observation