OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

IREN $40.00 Put

IREN261030P00040000

Latest saved OI1,713Oct 23, 2026
Last change-1,439vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IREN $40.00 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. 3,3761,6880 2026-10-09: 3,275 OI2026-10-13: 3,376 OI2026-10-14: 3,376 OI2026-10-15: 3,298 OI2026-10-16: 3,137 OI2026-10-21: 3,152 OI2026-10-23: 1,713 OI Oct 09, 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, 20261,713-1,439
Oct 21, 2026Viewing3,152+15
Oct 16, 20263,137-161
Oct 15, 20263,298-78
Oct 14, 20263,3760
Oct 13, 20263,376+101
Oct 09, 20263,275No prior observation