OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

NN $25.00 Call

NN261218C00025000

Latest saved OI27,668Oct 23, 2026
Last change-13,788vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NN $25.00 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. 43,29521,6470 2026-10-09: 43,245 OI2026-10-13: 43,295 OI2026-10-14: 43,295 OI2026-10-16: 43,295 OI2026-10-20: 41,456 OI2026-10-23: 27,668 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, 2026Viewing27,668-13,788
Oct 20, 202641,456-1,839
Oct 16, 202643,2950
Oct 14, 202643,2950
Oct 13, 202643,295+50
Oct 09, 202643,245No prior observation