OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NOK $30.00 Call

NOK280121C00030000

Latest saved OI17,403Oct 23, 2026
Last change-15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOK $30.00 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. 17,4188,7090 2026-10-02: 17,251 OI2026-10-05: 17,263 OI2026-10-06: 17,274 OI2026-10-07: 17,249 OI2026-10-08: 17,249 OI2026-10-09: 17,212 OI2026-10-13: 17,231 OI2026-10-14: 17,231 OI2026-10-15: 17,417 OI2026-10-16: 17,342 OI2026-10-21: 17,418 OI2026-10-23: 17,403 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, 2026Viewing17,403-15
Oct 21, 202617,418+76
Oct 16, 202617,342-75
Oct 15, 202617,417+186
Oct 14, 202617,2310
Oct 13, 202617,231+19
Oct 09, 202617,212-37
Oct 08, 202617,2490
Oct 07, 202617,249-25
Oct 06, 202617,274+11
Oct 05, 202617,263+12
Oct 02, 202617,251No prior observation