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Contract OI history

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Nov 20, 2026 EXPIRATION

IRON $80.00 Call

IRON261120C00080000

Latest saved OI545Oct 23, 2026
Last change-889vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IRON $80.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,4347170 2026-10-09: 1,022 OI2026-10-13: 1,035 OI2026-10-14: 1,036 OI2026-10-16: 1,221 OI2026-10-20: 1,434 OI2026-10-23: 545 OI Oct 09, 2026Oct 23, 2026

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

IRON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing545-889
Oct 20, 20261,434+213
Oct 16, 20261,221+185
Oct 14, 20261,036+1
Oct 13, 20261,035+13
Oct 09, 20261,022No prior observation