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Contract OI history

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Mar 19, 2027 EXPIRATION

UNH $340.00 Put

UNH270319P00340000

Latest saved OI1,370Oct 23, 2026
Last change+6vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $340.00 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. 1,4427210 2026-10-02: 1,052 OI2026-10-05: 1,113 OI2026-10-06: 1,270 OI2026-10-07: 1,338 OI2026-10-08: 1,338 OI2026-10-09: 1,442 OI2026-10-14: 1,339 OI2026-10-15: 1,350 OI2026-10-16: 1,367 OI2026-10-21: 1,364 OI2026-10-23: 1,370 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, 2026Viewing1,370+6
Oct 21, 20261,364-3
Oct 16, 20261,367+17
Oct 15, 20261,350+11
Oct 14, 20261,339-103
Oct 09, 20261,442+104
Oct 08, 20261,3380
Oct 07, 20261,338+68
Oct 06, 20261,270+157
Oct 05, 20261,113+61
Oct 02, 20261,052No prior observation