OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

UNH $520.00 Call

UNH280121C00520000

Latest saved OI2,210Oct 23, 2026
Last change-23vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $520.00 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. 2,8641,4320 2026-10-02: 2,774 OI2026-10-05: 2,776 OI2026-10-06: 2,775 OI2026-10-07: 2,768 OI2026-10-08: 2,768 OI2026-10-09: 2,769 OI2026-10-14: 2,778 OI2026-10-15: 2,771 OI2026-10-16: 2,864 OI2026-10-21: 2,233 OI2026-10-23: 2,210 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, 2026Viewing2,210-23
Oct 21, 20262,233-631
Oct 16, 20262,864+93
Oct 15, 20262,771-7
Oct 14, 20262,778+9
Oct 09, 20262,769+1
Oct 08, 20262,7680
Oct 07, 20262,768-7
Oct 06, 20262,775-1
Oct 05, 20262,776+2
Oct 02, 20262,774No prior observation