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Contract OI history

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Sep 17, 2027 EXPIRATION

UNH $340.00 Put

UNH270917P00340000

Latest saved OI415Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $340.00 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. 4612300 2026-10-02: 458 OI2026-10-05: 461 OI2026-10-06: 437 OI2026-10-07: 436 OI2026-10-08: 436 OI2026-10-09: 436 OI2026-10-14: 417 OI2026-10-15: 415 OI2026-10-16: 416 OI2026-10-21: 412 OI2026-10-23: 415 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, 2026Viewing415+3
Oct 21, 2026412-4
Oct 16, 2026416+1
Oct 15, 2026415-2
Oct 14, 2026417-19
Oct 09, 20264360
Oct 08, 20264360
Oct 07, 2026436-1
Oct 06, 2026437-24
Oct 05, 2026461+3
Oct 02, 2026458No prior observation