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Contract OI history

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Oct 23, 2026 EXPIRATION

UNH $385.00 Put

UNH261023P00385000

Latest saved OI480Oct 23, 2026
Last change-8vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $385.00 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. 4882440 2026-10-02: 29 OI2026-10-05: 34 OI2026-10-06: 34 OI2026-10-07: 34 OI2026-10-08: 34 OI2026-10-09: 34 OI2026-10-14: 40 OI2026-10-15: 146 OI2026-10-16: 153 OI2026-10-21: 488 OI2026-10-23: 480 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, 2026Viewing480-8
Oct 21, 2026488+335
Oct 16, 2026153+7
Oct 15, 2026146+106
Oct 14, 202640+6
Oct 09, 2026340
Oct 08, 2026340
Oct 07, 2026340
Oct 06, 2026340
Oct 05, 202634+5
Oct 02, 202629No prior observation