OITracker Cboe delayed data

Contract OI history

Back to IREN

Oct 23, 2026 EXPIRATION

IREN $27.50 Call

IREN261023C00027500

Latest saved OI2,728Oct 23, 2026
Last change-311vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
IREN $27.50 call open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 3,0391,5190 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 1 OI2026-10-16: 802 OI2026-10-21: 3,039 OI2026-10-23: 2,728 OI Oct 13, 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, 20262,728-311
Oct 21, 2026Viewing3,039+2,237
Oct 16, 2026802+801
Oct 15, 20261+1
Oct 14, 202600
Oct 13, 20260No prior observation