OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

OPEN $1.50 Put

OPEN261023P00001500

Latest saved OI301Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $1.50 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. 3011500 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 107 OI2026-10-16: 124 OI2026-10-21: 298 OI2026-10-23: 301 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, 2026Viewing301+3
Oct 21, 2026298+174
Oct 16, 2026124+17
Oct 15, 2026107+107
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation