OITracker Cboe delayed data

Contract OI history

Back to UNH

Mar 19, 2027 EXPIRATION

UNH $520.00 Call

UNH270319C00520000

Latest saved OI565Oct 23, 2026
Last change+4vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $520.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5662830 2026-10-02: 566 OI2026-10-05: 565 OI2026-10-06: 563 OI2026-10-07: 563 OI2026-10-08: 563 OI2026-10-09: 563 OI2026-10-14: 563 OI2026-10-15: 563 OI2026-10-16: 561 OI2026-10-21: 561 OI2026-10-23: 565 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, 2026Viewing565+4
Oct 21, 20265610
Oct 16, 2026561-2
Oct 15, 20265630
Oct 14, 20265630
Oct 09, 20265630
Oct 08, 20265630
Oct 07, 20265630
Oct 06, 2026563-2
Oct 05, 2026565-1
Oct 02, 2026566No prior observation