OITracker Cboe delayed data

Contract OI history

Back to UNH

Oct 23, 2026 EXPIRATION

UNH $375.00 Put

UNH261023P00375000

Latest saved OI741Oct 23, 2026
Last change-22vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $375.00 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. 7633810 2026-10-02: 162 OI2026-10-05: 173 OI2026-10-06: 208 OI2026-10-07: 238 OI2026-10-08: 238 OI2026-10-09: 278 OI2026-10-14: 580 OI2026-10-15: 446 OI2026-10-16: 466 OI2026-10-21: 763 OI2026-10-23: 741 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, 2026Viewing741-22
Oct 21, 2026763+297
Oct 16, 2026466+20
Oct 15, 2026446-134
Oct 14, 2026580+302
Oct 09, 2026278+40
Oct 08, 20262380
Oct 07, 2026238+30
Oct 06, 2026208+35
Oct 05, 2026173+11
Oct 02, 2026162No prior observation