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Contract OI history

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Dec 18, 2026 EXPIRATION

HIMS $38.00 Put

HIMS261218P00038000

Latest saved OI794Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HIMS $38.00 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. 7993990 2026-10-02: 799 OI2026-10-05: 799 OI2026-10-06: 798 OI2026-10-07: 798 OI2026-10-08: 798 OI2026-10-09: 794 OI2026-10-13: 794 OI2026-10-14: 794 OI2026-10-15: 794 OI2026-10-16: 794 OI2026-10-21: 795 OI2026-10-23: 794 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, 2026Viewing794-1
Oct 21, 2026795+1
Oct 16, 20267940
Oct 15, 20267940
Oct 14, 20267940
Oct 13, 20267940
Oct 09, 2026794-4
Oct 08, 20267980
Oct 07, 20267980
Oct 06, 2026798-1
Oct 05, 20267990
Oct 02, 2026799No prior observation