OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

OPEN $5.00 Put

OPEN261120P00005000

Latest saved OI769Oct 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 $5.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9034510 2026-10-09: 903 OI2026-10-13: 792 OI2026-10-14: 792 OI2026-10-15: 768 OI2026-10-16: 768 OI2026-10-21: 769 OI2026-10-23: 769 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, 2026Viewing7690
Oct 21, 2026769+1
Oct 16, 20267680
Oct 15, 2026768-24
Oct 14, 20267920
Oct 13, 2026792-111
Oct 09, 2026903No prior observation