OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

IA $22.50 Call

IA270115C00022500

Latest saved OI90Oct 19, 2026
Last change+20vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
IA $22.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-19. Exact values and changes are listed in the table below. 90450 2026-10-08: 60 OI2026-10-09: 70 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-16: 70 OI2026-10-19: 90 OI Oct 08, 2026Oct 19, 2026

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

IA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 19, 2026Viewing90+20
Oct 16, 2026700
Oct 14, 2026700
Oct 13, 2026700
Oct 09, 202670+10
Oct 08, 202660No prior observation