OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

UNH $230.00 Put

UNH270115P00230000

Latest saved OI1,427Oct 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 $230.00 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. 1,5857920 2026-10-02: 1,585 OI2026-10-05: 1,585 OI2026-10-06: 1,431 OI2026-10-07: 1,431 OI2026-10-08: 1,431 OI2026-10-09: 1,431 OI2026-10-14: 1,431 OI2026-10-15: 1,431 OI2026-10-16: 1,429 OI2026-10-21: 1,429 OI2026-10-23: 1,427 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, 2026Viewing1,427-2
Oct 21, 20261,4290
Oct 16, 20261,429-2
Oct 15, 20261,4310
Oct 14, 20261,4310
Oct 09, 20261,4310
Oct 08, 20261,4310
Oct 07, 20261,4310
Oct 06, 20261,431-154
Oct 05, 20261,5850
Oct 02, 20261,585No prior observation