OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

NN $28.00 Call

NN270319C00028000

Latest saved OI351Oct 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 $28.00 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. 3511750 2026-10-09: 251 OI2026-10-13: 251 OI2026-10-14: 251 OI2026-10-16: 251 OI2026-10-20: 351 OI2026-10-23: 351 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, 2026Viewing3510
Oct 20, 2026351+100
Oct 16, 20262510
Oct 14, 20262510
Oct 13, 20262510
Oct 09, 2026251No prior observation