OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

NN $18.00 Put

NN261218P00018000

Latest saved OI2,460Oct 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 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,4601,2300 2026-10-09: 2,438 OI2026-10-13: 2,438 OI2026-10-14: 2,434 OI2026-10-16: 2,460 OI2026-10-20: 2,460 OI2026-10-23: 2,460 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, 2026Viewing2,4600
Oct 20, 20262,4600
Oct 16, 20262,460+26
Oct 14, 20262,434-4
Oct 13, 20262,4380
Oct 09, 20262,438No prior observation