OITracker Cboe delayed data

Contract OI history

Back to NOW

Jan 15, 2027 EXPIRATION

NOW $128.00 Call

NOW270115C00128000

Latest saved OI1,177Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $128.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1985990 2026-10-02: 1,198 OI2026-10-05: 1,198 OI2026-10-06: 1,198 OI2026-10-07: 1,198 OI2026-10-08: 1,198 OI2026-10-09: 1,189 OI2026-10-13: 1,188 OI2026-10-14: 1,188 OI2026-10-15: 1,186 OI2026-10-16: 1,183 OI2026-10-21: 1,177 OI2026-10-23: 1,177 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, 2026Viewing1,1770
Oct 21, 20261,177-6
Oct 16, 20261,183-3
Oct 15, 20261,186-2
Oct 14, 20261,1880
Oct 13, 20261,188-1
Oct 09, 20261,189-9
Oct 08, 20261,1980
Oct 07, 20261,1980
Oct 06, 20261,1980
Oct 05, 20261,1980
Oct 02, 20261,198No prior observation