OITracker Cboe delayed data

Contract OI history

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Dec 15, 2028 EXPIRATION

IRDM $22.50 Put

IRDM281215P00022500

Latest saved OI811Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IRDM $22.50 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. 8114050 2026-10-09: 811 OI2026-10-13: 811 OI2026-10-14: 811 OI2026-10-15: 811 OI2026-10-16: 811 OI2026-10-21: 811 OI2026-10-23: 811 OI Oct 09, 2026Oct 23, 2026

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

IRDM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8110
Oct 21, 20268110
Oct 16, 20268110
Oct 15, 20268110
Oct 14, 20268110
Oct 13, 20268110
Oct 09, 2026811No prior observation