OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

NN $18.00 Call

NN261218C00018000

Latest saved OI34,529Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NN $18.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 34,57717,2880 2026-10-09: 33,497 OI2026-10-13: 34,577 OI2026-10-14: 34,577 OI2026-10-16: 34,577 OI2026-10-20: 34,529 OI2026-10-23: 34,529 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

NN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing34,5290
Oct 20, 202634,529-48
Oct 16, 202634,5770
Oct 14, 202634,5770
Oct 13, 202634,577+1,080
Oct 09, 202633,497No prior observation