OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

NOG $19.00 Call

NOG261218C00019000

Latest saved OI47Oct 23, 2026
Last change-4vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOG $19.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 63310 2026-10-02: 63 OI2026-10-05: 63 OI2026-10-07: 51 OI2026-10-08: 51 OI2026-10-09: 51 OI2026-10-13: 51 OI2026-10-14: 51 OI2026-10-16: 51 OI2026-10-20: 51 OI2026-10-23: 47 OI Oct 02, 2026Oct 23, 2026

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

NOG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing47-4
Oct 20, 2026510
Oct 16, 2026510
Oct 14, 2026510
Oct 13, 2026510
Oct 09, 2026510
Oct 08, 2026510
Oct 07, 202651-12
Oct 05, 2026630
Oct 02, 202663No prior observation