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Contract OI history

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Dec 18, 2026 EXPIRATION

UNH $330.00 Put

UNH261218P00330000

Latest saved OI2,303Oct 23, 2026
Last change-238vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $330.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,5411,2700 2026-10-02: 2,095 OI2026-10-05: 2,108 OI2026-10-06: 2,176 OI2026-10-07: 2,229 OI2026-10-08: 2,229 OI2026-10-09: 2,297 OI2026-10-14: 2,367 OI2026-10-15: 2,335 OI2026-10-16: 2,261 OI2026-10-21: 2,541 OI2026-10-23: 2,303 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, 2026Viewing2,303-238
Oct 21, 20262,541+280
Oct 16, 20262,261-74
Oct 15, 20262,335-32
Oct 14, 20262,367+70
Oct 09, 20262,297+68
Oct 08, 20262,2290
Oct 07, 20262,229+53
Oct 06, 20262,176+68
Oct 05, 20262,108+13
Oct 02, 20262,095No prior observation