OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

IREN $25.50 Put

IREN261023P00025500

Latest saved OI3,137Oct 23, 2026
Last change+1,910vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
IREN $25.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 3,1371,5680 2026-10-21: 1,227 OI2026-10-23: 3,137 OI Oct 21, 2026Oct 23, 2026

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

IREN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,137+1,910
Oct 21, 20261,227No prior observation