OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

IRDM $55.00 Put

IRDM270115P00055000

Latest saved OI83Oct 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 $55.00 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. 83410 2026-10-09: 83 OI2026-10-13: 83 OI2026-10-14: 83 OI2026-10-15: 83 OI2026-10-16: 83 OI2026-10-21: 83 OI2026-10-23: 83 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, 2026Viewing830
Oct 21, 2026830
Oct 16, 2026830
Oct 15, 2026830
Oct 14, 2026830
Oct 13, 2026830
Oct 09, 202683No prior observation