OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

NI $50.00 Call

NI270115C00050000

Latest saved OI103Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NI $50.00 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. 115570 2026-10-02: 102 OI2026-10-05: 102 OI2026-10-06: 102 OI2026-10-07: 102 OI2026-10-08: 102 OI2026-10-09: 102 OI2026-10-13: 102 OI2026-10-14: 102 OI2026-10-15: 112 OI2026-10-16: 115 OI2026-10-21: 113 OI2026-10-23: 103 OI Oct 02, 2026Oct 23, 2026

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

NI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026103-10
Oct 21, 2026Viewing113-2
Oct 16, 2026115+3
Oct 15, 2026112+10
Oct 14, 20261020
Oct 13, 20261020
Oct 09, 20261020
Oct 08, 20261020
Oct 07, 20261020
Oct 06, 20261020
Oct 05, 20261020
Oct 02, 2026102No prior observation