OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

UNH $270.00 Put

UNH261120P00270000

Latest saved OI1,272Oct 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 $270.00 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. 1,3176580 2026-10-02: 1,317 OI2026-10-05: 1,317 OI2026-10-06: 1,317 OI2026-10-07: 1,317 OI2026-10-08: 1,317 OI2026-10-09: 1,274 OI2026-10-14: 1,273 OI2026-10-15: 1,272 OI2026-10-16: 1,274 OI2026-10-21: 1,274 OI2026-10-23: 1,272 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, 2026Viewing1,272-2
Oct 21, 20261,2740
Oct 16, 20261,274+2
Oct 15, 20261,272-1
Oct 14, 20261,273-1
Oct 09, 20261,274-43
Oct 08, 20261,3170
Oct 07, 20261,3170
Oct 06, 20261,3170
Oct 05, 20261,3170
Oct 02, 20261,317No prior observation