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Contract OI history

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Oct 30, 2026 EXPIRATION

UNH $325.00 Put

UNH261030P00325000

Latest saved OI168Oct 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 $325.00 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. 170850 2026-10-02: 146 OI2026-10-05: 145 OI2026-10-06: 145 OI2026-10-07: 146 OI2026-10-08: 146 OI2026-10-09: 154 OI2026-10-14: 170 OI2026-10-15: 162 OI2026-10-16: 159 OI2026-10-21: 168 OI2026-10-23: 168 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, 2026Viewing1680
Oct 21, 2026168+9
Oct 16, 2026159-3
Oct 15, 2026162-8
Oct 14, 2026170+16
Oct 09, 2026154+8
Oct 08, 20261460
Oct 07, 2026146+1
Oct 06, 20261450
Oct 05, 2026145-1
Oct 02, 2026146No prior observation