OITracker Cboe delayed data

Contract OI history

Back to NOK

Dec 18, 2026 EXPIRATION

NOK $25.00 Call

NOK261218C00025000

Latest saved OI54,679Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOK $25.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 54,77327,3860 2026-10-02: 54,773 OI2026-10-05: 54,773 OI2026-10-06: 54,773 OI2026-10-07: 54,773 OI2026-10-08: 54,773 OI2026-10-09: 54,760 OI2026-10-13: 54,676 OI2026-10-14: 54,676 OI2026-10-15: 54,675 OI2026-10-16: 54,680 OI2026-10-21: 54,680 OI2026-10-23: 54,679 OI Oct 02, 2026Oct 23, 2026

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

NOK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing54,679-1
Oct 21, 202654,6800
Oct 16, 202654,680+5
Oct 15, 202654,675-1
Oct 14, 202654,6760
Oct 13, 202654,676-84
Oct 09, 202654,760-13
Oct 08, 202654,7730
Oct 07, 202654,7730
Oct 06, 202654,7730
Oct 05, 202654,7730
Oct 02, 202654,773No prior observation