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Contract OI history

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Nov 20, 2026 EXPIRATION

IRON $65.00 Put

IRON261120P00065000

Latest saved OI220Oct 23, 2026
Last change+7vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IRON $65.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2201100 2026-10-09: 192 OI2026-10-13: 192 OI2026-10-14: 192 OI2026-10-16: 192 OI2026-10-20: 213 OI2026-10-23: 220 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, 2026Viewing220+7
Oct 20, 2026213+21
Oct 16, 20261920
Oct 14, 20261920
Oct 13, 20261920
Oct 09, 2026192No prior observation