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Contract OI history

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Jan 21, 2028 EXPIRATION

UNH $310.00 Call

UNH280121C00310000

Latest saved OI301Oct 23, 2026
Last change-4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $310.00 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. 3141570 2026-10-02: 313 OI2026-10-05: 313 OI2026-10-06: 313 OI2026-10-07: 314 OI2026-10-08: 314 OI2026-10-09: 310 OI2026-10-14: 312 OI2026-10-15: 308 OI2026-10-16: 305 OI2026-10-21: 305 OI2026-10-23: 301 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, 2026Viewing301-4
Oct 21, 20263050
Oct 16, 2026305-3
Oct 15, 2026308-4
Oct 14, 2026312+2
Oct 09, 2026310-4
Oct 08, 20263140
Oct 07, 2026314+1
Oct 06, 20263130
Oct 05, 20263130
Oct 02, 2026313No prior observation