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Contract OI history

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Nov 13, 2026 EXPIRATION

UNH $340.00 Put

UNH261113P00340000

Latest saved OI79Oct 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 $340.00 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. 144720 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 25 OI2026-10-07: 40 OI2026-10-08: 40 OI2026-10-09: 56 OI2026-10-14: 144 OI2026-10-15: 122 OI2026-10-16: 79 OI2026-10-21: 79 OI2026-10-23: 79 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, 2026Viewing790
Oct 21, 2026790
Oct 16, 202679-43
Oct 15, 2026122-22
Oct 14, 2026144+88
Oct 09, 202656+16
Oct 08, 2026400
Oct 07, 202640+15
Oct 06, 202625+25
Oct 05, 202600
Oct 02, 20260No prior observation