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Contract OI history

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Dec 15, 2028 EXPIRATION

UNH $330.00 Put

UNH281215P00330000

Latest saved OI360Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $330.00 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. 3711850 2026-10-02: 368 OI2026-10-05: 368 OI2026-10-06: 368 OI2026-10-07: 368 OI2026-10-08: 368 OI2026-10-09: 368 OI2026-10-14: 370 OI2026-10-15: 371 OI2026-10-16: 369 OI2026-10-21: 355 OI2026-10-23: 360 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, 2026Viewing360+5
Oct 21, 2026355-14
Oct 16, 2026369-2
Oct 15, 2026371+1
Oct 14, 2026370+2
Oct 09, 20263680
Oct 08, 20263680
Oct 07, 20263680
Oct 06, 20263680
Oct 05, 20263680
Oct 02, 2026368No prior observation