OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

IREN $26.00 Put

IREN261030P00026000

Latest saved OI1,889Oct 23, 2026
Last change+438vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
IREN $26.00 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 1,8899440 2026-10-15: 0 OI2026-10-16: 362 OI2026-10-21: 1,451 OI2026-10-23: 1,889 OI Oct 15, 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, 2026Viewing1,889+438
Oct 21, 20261,451+1,089
Oct 16, 2026362+362
Oct 15, 20260No prior observation