OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

OPEN $9.00 Call

OPEN270115C00009000

Latest saved OI5,378Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $9.00 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. 5,3782,6890 2026-10-09: 5,235 OI2026-10-13: 5,320 OI2026-10-14: 5,320 OI2026-10-15: 5,338 OI2026-10-16: 5,338 OI2026-10-21: 5,378 OI2026-10-23: 5,378 OI Oct 09, 2026Oct 23, 2026

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

OPEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,3780
Oct 21, 20265,378+40
Oct 16, 20265,3380
Oct 15, 20265,338+18
Oct 14, 20265,3200
Oct 13, 20265,320+85
Oct 09, 20265,235No prior observation