OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

NOK $18.00 Call

NOK261120C00018000

Latest saved OI1,556Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOK $18.00 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. 1,5617800 2026-10-02: 1,561 OI2026-10-05: 1,561 OI2026-10-06: 1,561 OI2026-10-07: 1,561 OI2026-10-08: 1,561 OI2026-10-09: 1,560 OI2026-10-13: 1,560 OI2026-10-14: 1,560 OI2026-10-15: 1,560 OI2026-10-16: 1,560 OI2026-10-21: 1,558 OI2026-10-23: 1,556 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, 2026Viewing1,556-2
Oct 21, 20261,558-2
Oct 16, 20261,5600
Oct 15, 20261,5600
Oct 14, 20261,5600
Oct 13, 20261,5600
Oct 09, 20261,560-1
Oct 08, 20261,5610
Oct 07, 20261,5610
Oct 06, 20261,5610
Oct 05, 20261,5610
Oct 02, 20261,561No prior observation