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Contract OI history

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Dec 18, 2026 EXPIRATION

UNH $400.00 Call

UNH261218C00400000

Latest saved OI3,715Oct 23, 2026
Last change-189vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $400.00 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. 4,0772,0380 2026-10-02: 3,763 OI2026-10-05: 3,758 OI2026-10-06: 3,775 OI2026-10-07: 3,772 OI2026-10-08: 3,772 OI2026-10-09: 3,866 OI2026-10-14: 4,041 OI2026-10-15: 4,029 OI2026-10-16: 4,077 OI2026-10-21: 3,904 OI2026-10-23: 3,715 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, 2026Viewing3,715-189
Oct 21, 20263,904-173
Oct 16, 20264,077+48
Oct 15, 20264,029-12
Oct 14, 20264,041+175
Oct 09, 20263,866+94
Oct 08, 20263,7720
Oct 07, 20263,772-3
Oct 06, 20263,775+17
Oct 05, 20263,758-5
Oct 02, 20263,763No prior observation