OITracker Cboe delayed data

Contract OI history

Back to UNH

Nov 20, 2026 EXPIRATION

UNH $380.00 Put

UNH261120P00380000

Latest saved OI1,886Oct 23, 2026
Last change+238vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $380.00 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. 1,8869430 2026-10-02: 1,091 OI2026-10-05: 1,099 OI2026-10-06: 1,131 OI2026-10-07: 1,145 OI2026-10-08: 1,145 OI2026-10-09: 1,215 OI2026-10-14: 1,230 OI2026-10-15: 1,219 OI2026-10-16: 1,335 OI2026-10-21: 1,648 OI2026-10-23: 1,886 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, 2026Viewing1,886+238
Oct 21, 20261,648+313
Oct 16, 20261,335+116
Oct 15, 20261,219-11
Oct 14, 20261,230+15
Oct 09, 20261,215+70
Oct 08, 20261,1450
Oct 07, 20261,145+14
Oct 06, 20261,131+32
Oct 05, 20261,099+8
Oct 02, 20261,091No prior observation