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Contract OI history

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Jan 21, 2028 EXPIRATION

UNH $210.00 Put

UNH280121P00210000

Latest saved OI670Oct 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 $210.00 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. 6723360 2026-10-02: 671 OI2026-10-05: 671 OI2026-10-06: 671 OI2026-10-07: 671 OI2026-10-08: 671 OI2026-10-09: 671 OI2026-10-14: 672 OI2026-10-15: 672 OI2026-10-16: 672 OI2026-10-21: 672 OI2026-10-23: 670 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, 2026Viewing670-2
Oct 21, 20266720
Oct 16, 20266720
Oct 15, 20266720
Oct 14, 2026672+1
Oct 09, 20266710
Oct 08, 20266710
Oct 07, 20266710
Oct 06, 20266710
Oct 05, 20266710
Oct 02, 2026671No prior observation