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Contract OI history

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Jun 17, 2027 EXPIRATION

UNH $280.00 Put

UNH270617P00280000

Latest saved OI645Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $280.00 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. 6633310 2026-10-02: 663 OI2026-10-05: 658 OI2026-10-06: 662 OI2026-10-07: 663 OI2026-10-08: 663 OI2026-10-09: 645 OI2026-10-14: 643 OI2026-10-15: 646 OI2026-10-16: 647 OI2026-10-21: 646 OI2026-10-23: 645 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, 2026Viewing645-1
Oct 21, 2026646-1
Oct 16, 2026647+1
Oct 15, 2026646+3
Oct 14, 2026643-2
Oct 09, 2026645-18
Oct 08, 20266630
Oct 07, 2026663+1
Oct 06, 2026662+4
Oct 05, 2026658-5
Oct 02, 2026663No prior observation