OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

IA $20.00 Call

IA270115C00020000

Latest saved OI87Oct 19, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
IA $20.00 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. 87430 2026-10-08: 75 OI2026-10-09: 84 OI2026-10-13: 84 OI2026-10-14: 84 OI2026-10-16: 87 OI2026-10-19: 87 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, 2026Viewing870
Oct 16, 202687+3
Oct 14, 2026840
Oct 13, 2026840
Oct 09, 202684+9
Oct 08, 202675No prior observation