OITracker Cboe delayed data

Contract OI history

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Sep 17, 2027 EXPIRATION

UNH $300.00 Put

UNH270917P00300000

Latest saved OI934Oct 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 $300.00 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. 2,0281,0140 2026-10-02: 2,028 OI2026-10-05: 2,028 OI2026-10-06: 926 OI2026-10-07: 925 OI2026-10-08: 925 OI2026-10-09: 928 OI2026-10-14: 932 OI2026-10-15: 921 OI2026-10-16: 922 OI2026-10-21: 936 OI2026-10-23: 934 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, 2026Viewing934-2
Oct 21, 2026936+14
Oct 16, 2026922+1
Oct 15, 2026921-11
Oct 14, 2026932+4
Oct 09, 2026928+3
Oct 08, 20269250
Oct 07, 2026925-1
Oct 06, 2026926-1,102
Oct 05, 20262,0280
Oct 02, 20262,028No prior observation