OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

NN $11.50 Put

NN261023P00011500

Latest saved OI145Oct 23, 2026
Last change-45vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NN $11.50 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. 2011000 2026-10-09: 89 OI2026-10-13: 180 OI2026-10-14: 200 OI2026-10-16: 201 OI2026-10-20: 190 OI2026-10-23: 145 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, 2026Viewing145-45
Oct 20, 2026190-11
Oct 16, 2026201+1
Oct 14, 2026200+20
Oct 13, 2026180+91
Oct 09, 202689No prior observation