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Contract OI history

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Nov 20, 2026 EXPIRATION

UNH $230.00 Put

UNH261120P00230000

Latest saved OI1,119Oct 23, 2026
Last change+39vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $230.00 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. 1,1195590 2026-10-02: 164 OI2026-10-05: 164 OI2026-10-06: 165 OI2026-10-07: 165 OI2026-10-08: 165 OI2026-10-09: 1,079 OI2026-10-14: 1,082 OI2026-10-15: 1,082 OI2026-10-16: 1,081 OI2026-10-21: 1,080 OI2026-10-23: 1,119 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, 2026Viewing1,119+39
Oct 21, 20261,080-1
Oct 16, 20261,081-1
Oct 15, 20261,0820
Oct 14, 20261,082+3
Oct 09, 20261,079+914
Oct 08, 20261650
Oct 07, 20261650
Oct 06, 2026165+1
Oct 05, 20261640
Oct 02, 2026164No prior observation