OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

XP $27.00 Put

XP261030P00027000

Latest saved OI21,827Oct 23, 2026
Last change+21vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
XP $27.00 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. 21,82710,9130 2026-10-09: 1,822 OI2026-10-13: 1,862 OI2026-10-14: 1,862 OI2026-10-15: 21,776 OI2026-10-16: 21,777 OI2026-10-21: 21,806 OI2026-10-23: 21,827 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, 2026Viewing21,827+21
Oct 21, 202621,806+29
Oct 16, 202621,777+1
Oct 15, 202621,776+19,914
Oct 14, 20261,8620
Oct 13, 20261,862+40
Oct 09, 20261,822No prior observation