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Contract OI history

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Mar 19, 2027 EXPIRATION

UNH $640.00 Call

UNH270319C00640000

Latest saved OI1,704Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $640.00 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. 2,0761,0380 2026-10-02: 2,075 OI2026-10-05: 2,075 OI2026-10-06: 2,076 OI2026-10-07: 2,076 OI2026-10-08: 2,076 OI2026-10-09: 2,075 OI2026-10-14: 2,065 OI2026-10-15: 2,067 OI2026-10-16: 1,676 OI2026-10-21: 1,704 OI2026-10-23: 1,704 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, 2026Viewing1,7040
Oct 21, 20261,704+28
Oct 16, 20261,676-391
Oct 15, 20262,067+2
Oct 14, 20262,065-10
Oct 09, 20262,075-1
Oct 08, 20262,0760
Oct 07, 20262,0760
Oct 06, 20262,076+1
Oct 05, 20262,0750
Oct 02, 20262,075No prior observation