OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

UNM $82.50 Put

UNM261120P00082500

Latest saved OI5Oct 23, 2026
Last change+1vs previous saved observation
Saved market days9Oct 06, 2026 onwards
Daily open interest Hover a point for its date and OI
UNM $82.50 put open interest history 9 saved observations from 2026-10-06 to 2026-10-23. Exact values and changes are listed in the table below. 520 2026-10-06: 0 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 1 OI2026-10-14: 1 OI2026-10-15: 1 OI2026-10-16: 3 OI2026-10-21: 4 OI2026-10-23: 5 OI Oct 06, 2026Oct 23, 2026

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

UNM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20265+1
Oct 21, 2026Viewing4+1
Oct 16, 20263+2
Oct 15, 202610
Oct 14, 202610
Oct 09, 202610
Oct 08, 202610
Oct 07, 20261+1
Oct 06, 20260No prior observation