OITracker Cboe delayed data

Contract OI history

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Jun 17, 2027 EXPIRATION

UNH $290.00 Put

UNH270617P00290000

Latest saved OI2,070Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $290.00 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. 2,0771,0380 2026-10-02: 2,068 OI2026-10-05: 2,068 OI2026-10-06: 2,070 OI2026-10-07: 2,070 OI2026-10-08: 2,070 OI2026-10-09: 2,077 OI2026-10-14: 2,077 OI2026-10-15: 2,070 OI2026-10-16: 2,069 OI2026-10-21: 2,072 OI2026-10-23: 2,070 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, 2026Viewing2,070-2
Oct 21, 20262,072+3
Oct 16, 20262,069-1
Oct 15, 20262,070-7
Oct 14, 20262,0770
Oct 09, 20262,077+7
Oct 08, 20262,0700
Oct 07, 20262,0700
Oct 06, 20262,070+2
Oct 05, 20262,0680
Oct 02, 20262,068No prior observation