OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

UNH $310.00 Put

UNH270617P00310000

Latest saved OI1,140Oct 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 $310.00 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. 1,1425710 2026-10-02: 1,078 OI2026-10-05: 1,079 OI2026-10-06: 1,107 OI2026-10-07: 1,114 OI2026-10-08: 1,114 OI2026-10-09: 1,133 OI2026-10-14: 1,125 OI2026-10-15: 1,135 OI2026-10-16: 1,140 OI2026-10-21: 1,142 OI2026-10-23: 1,140 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, 2026Viewing1,140-2
Oct 21, 20261,142+2
Oct 16, 20261,140+5
Oct 15, 20261,135+10
Oct 14, 20261,125-8
Oct 09, 20261,133+19
Oct 08, 20261,1140
Oct 07, 20261,114+7
Oct 06, 20261,107+28
Oct 05, 20261,079+1
Oct 02, 20261,078No prior observation