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Contract OI history

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Oct 23, 2026 EXPIRATION

UNH $315.00 Put

UNH261023P00315000

Latest saved OI186Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $315.00 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. 186930 2026-10-02: 41 OI2026-10-05: 41 OI2026-10-06: 67 OI2026-10-07: 108 OI2026-10-08: 108 OI2026-10-09: 162 OI2026-10-14: 182 OI2026-10-15: 180 OI2026-10-16: 180 OI2026-10-21: 184 OI2026-10-23: 186 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, 2026Viewing186+2
Oct 21, 2026184+4
Oct 16, 20261800
Oct 15, 2026180-2
Oct 14, 2026182+20
Oct 09, 2026162+54
Oct 08, 20261080
Oct 07, 2026108+41
Oct 06, 202667+26
Oct 05, 2026410
Oct 02, 202641No prior observation