OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

ON $145.00 Call

ON270115C00145000

Latest saved OI8,735Oct 23, 2026
Last change+27vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $145.00 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. 8,7354,3670 2026-10-09: 8,708 OI2026-10-13: 8,707 OI2026-10-14: 8,707 OI2026-10-15: 8,707 OI2026-10-16: 8,708 OI2026-10-21: 8,708 OI2026-10-23: 8,735 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, 2026Viewing8,735+27
Oct 21, 20268,7080
Oct 16, 20268,708+1
Oct 15, 20268,7070
Oct 14, 20268,7070
Oct 13, 20268,707-1
Oct 09, 20268,708No prior observation