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Contract OI history

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Mar 19, 2027 EXPIRATION

UNH $330.00 Put

UNH270319P00330000

Latest saved OI1,341Oct 23, 2026
Last change+9vs 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. 1,3496740 2026-10-02: 851 OI2026-10-05: 886 OI2026-10-06: 897 OI2026-10-07: 952 OI2026-10-08: 952 OI2026-10-09: 1,335 OI2026-10-14: 1,324 OI2026-10-15: 1,346 OI2026-10-16: 1,349 OI2026-10-21: 1,332 OI2026-10-23: 1,341 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, 2026Viewing1,341+9
Oct 21, 20261,332-17
Oct 16, 20261,349+3
Oct 15, 20261,346+22
Oct 14, 20261,324-11
Oct 09, 20261,335+383
Oct 08, 20269520
Oct 07, 2026952+55
Oct 06, 2026897+11
Oct 05, 2026886+35
Oct 02, 2026851No prior observation