OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

XP $25.00 Put

XP280121P00025000

Latest saved OI2,589Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
XP $25.00 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. 2,5891,2940 2026-10-09: 122 OI2026-10-13: 122 OI2026-10-14: 122 OI2026-10-15: 122 OI2026-10-16: 122 OI2026-10-21: 2,578 OI2026-10-23: 2,589 OI Oct 09, 2026Oct 23, 2026

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

XP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,589+11
Oct 21, 20262,578+2,456
Oct 16, 20261220
Oct 15, 20261220
Oct 14, 20261220
Oct 13, 20261220
Oct 09, 2026122No prior observation