OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

UNH $340.00 Call

UNH280121C00340000

Latest saved OI487Oct 23, 2026
Last change-10vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $340.00 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. 5002500 2026-10-02: 493 OI2026-10-05: 493 OI2026-10-06: 493 OI2026-10-07: 493 OI2026-10-08: 493 OI2026-10-09: 493 OI2026-10-14: 500 OI2026-10-15: 500 OI2026-10-16: 499 OI2026-10-21: 497 OI2026-10-23: 487 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, 2026Viewing487-10
Oct 21, 2026497-2
Oct 16, 2026499-1
Oct 15, 20265000
Oct 14, 2026500+7
Oct 09, 20264930
Oct 08, 20264930
Oct 07, 20264930
Oct 06, 20264930
Oct 05, 20264930
Oct 02, 2026493No prior observation