OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

DEFT $5.00 Call

DEFT270115C00005000

Latest saved OI5,769Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DEFT $5.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5,7702,8850 2026-10-09: 5,769 OI2026-10-13: 5,769 OI2026-10-15: 5,769 OI2026-10-16: 5,770 OI2026-10-20: 5,769 OI2026-10-23: 5,769 OI Oct 09, 2026Oct 23, 2026

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

DEFT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,7690
Oct 20, 20265,769-1
Oct 16, 20265,770+1
Oct 15, 20265,7690
Oct 13, 20265,7690
Oct 09, 20265,769No prior observation