OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

UNH $320.00 Call

UNH270115C00320000

Latest saved OI1,870Oct 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 $320.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8959470 2026-10-02: 1,858 OI2026-10-05: 1,856 OI2026-10-06: 1,849 OI2026-10-07: 1,854 OI2026-10-08: 1,854 OI2026-10-09: 1,895 OI2026-10-14: 1,890 OI2026-10-15: 1,882 OI2026-10-16: 1,873 OI2026-10-21: 1,871 OI2026-10-23: 1,870 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, 2026Viewing1,870-1
Oct 21, 20261,871-2
Oct 16, 20261,873-9
Oct 15, 20261,882-8
Oct 14, 20261,890-5
Oct 09, 20261,895+41
Oct 08, 20261,8540
Oct 07, 20261,854+5
Oct 06, 20261,849-7
Oct 05, 20261,856-2
Oct 02, 20261,858No prior observation