OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

ON $79.00 Call

ON261030C00079000

Latest saved OI166Oct 23, 2026
Last change+46vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $79.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 166830 2026-10-09: 7 OI2026-10-13: 7 OI2026-10-14: 7 OI2026-10-15: 39 OI2026-10-16: 39 OI2026-10-21: 120 OI2026-10-23: 166 OI Oct 09, 2026Oct 23, 2026

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

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing166+46
Oct 21, 2026120+81
Oct 16, 2026390
Oct 15, 202639+32
Oct 14, 202670
Oct 13, 202670
Oct 09, 20267No prior observation