OITracker Cboe delayed data

Contract OI history

Back to UNH

Sep 17, 2027 EXPIRATION

UNH $370.00 Put

UNH270917P00370000

Latest saved OI296Oct 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 $370.00 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. 3261630 2026-10-02: 326 OI2026-10-05: 326 OI2026-10-06: 322 OI2026-10-07: 323 OI2026-10-08: 323 OI2026-10-09: 320 OI2026-10-14: 322 OI2026-10-15: 323 OI2026-10-16: 299 OI2026-10-21: 296 OI2026-10-23: 296 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, 2026Viewing2960
Oct 21, 2026296-3
Oct 16, 2026299-24
Oct 15, 2026323+1
Oct 14, 2026322+2
Oct 09, 2026320-3
Oct 08, 20263230
Oct 07, 2026323+1
Oct 06, 2026322-4
Oct 05, 20263260
Oct 02, 2026326No prior observation