OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

UNH $280.00 Put

UNH270115P00280000

Latest saved OI6,740Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $280.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7,0173,5080 2026-10-02: 7,017 OI2026-10-05: 7,011 OI2026-10-06: 7,013 OI2026-10-07: 6,917 OI2026-10-08: 6,917 OI2026-10-09: 6,917 OI2026-10-14: 6,787 OI2026-10-15: 6,780 OI2026-10-16: 6,765 OI2026-10-21: 6,741 OI2026-10-23: 6,740 OI Oct 02, 2026Oct 23, 2026

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

UNH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6,740-1
Oct 21, 20266,741-24
Oct 16, 20266,765-15
Oct 15, 20266,780-7
Oct 14, 20266,787-130
Oct 09, 20266,9170
Oct 08, 20266,9170
Oct 07, 20266,917-96
Oct 06, 20267,013+2
Oct 05, 20267,011-6
Oct 02, 20267,017No prior observation