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Contract OI history

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Mar 19, 2027 EXPIRATION

UNH $300.00 Put

UNH270319P00300000

Latest saved OI868Oct 23, 2026
Last change-10vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $300.00 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. 9024510 2026-10-02: 837 OI2026-10-05: 837 OI2026-10-06: 837 OI2026-10-07: 842 OI2026-10-08: 842 OI2026-10-09: 849 OI2026-10-14: 867 OI2026-10-15: 902 OI2026-10-16: 902 OI2026-10-21: 878 OI2026-10-23: 868 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, 2026Viewing868-10
Oct 21, 2026878-24
Oct 16, 20269020
Oct 15, 2026902+35
Oct 14, 2026867+18
Oct 09, 2026849+7
Oct 08, 20268420
Oct 07, 2026842+5
Oct 06, 20268370
Oct 05, 20268370
Oct 02, 2026837No prior observation