OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

EDIT $5.00 Put

EDIT261120P00005000

Latest saved OI13Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
EDIT $5.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2911450 2026-10-08: 291 OI2026-10-09: 291 OI2026-10-13: 291 OI2026-10-14: 291 OI2026-10-16: 13 OI2026-10-20: 13 OI2026-10-23: 13 OI Oct 08, 2026Oct 23, 2026

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

EDIT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing130
Oct 20, 2026130
Oct 16, 202613-278
Oct 14, 20262910
Oct 13, 20262910
Oct 09, 20262910
Oct 08, 2026291No prior observation