OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

ON $75.00 Call

ON261023C00075000

Latest saved OI404Oct 23, 2026
Last change+108vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $75.00 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. 4042020 2026-10-09: 92 OI2026-10-13: 95 OI2026-10-14: 95 OI2026-10-15: 102 OI2026-10-16: 122 OI2026-10-21: 296 OI2026-10-23: 404 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, 2026Viewing404+108
Oct 21, 2026296+174
Oct 16, 2026122+20
Oct 15, 2026102+7
Oct 14, 2026950
Oct 13, 202695+3
Oct 09, 202692No prior observation