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Contract OI history

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Dec 18, 2026 EXPIRATION

HIMS $19.00 Put

HIMS261218P00019000

Latest saved OI365Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HIMS $19.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3681840 2026-10-02: 367 OI2026-10-05: 368 OI2026-10-06: 366 OI2026-10-07: 366 OI2026-10-08: 366 OI2026-10-09: 367 OI2026-10-13: 364 OI2026-10-14: 364 OI2026-10-15: 364 OI2026-10-16: 363 OI2026-10-21: 363 OI2026-10-23: 365 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

HIMS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing365+2
Oct 21, 20263630
Oct 16, 2026363-1
Oct 15, 20263640
Oct 14, 20263640
Oct 13, 2026364-3
Oct 09, 2026367+1
Oct 08, 20263660
Oct 07, 20263660
Oct 06, 2026366-2
Oct 05, 2026368+1
Oct 02, 2026367No prior observation