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Contract OI history

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Jan 21, 2028 EXPIRATION

HIMS $20.00 Put

HIMS280121P00020000

Latest saved OI3,943Oct 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 $20.00 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. 3,9621,9810 2026-10-02: 3,962 OI2026-10-05: 3,960 OI2026-10-06: 3,853 OI2026-10-07: 3,845 OI2026-10-08: 3,845 OI2026-10-09: 3,871 OI2026-10-13: 3,864 OI2026-10-14: 3,864 OI2026-10-15: 3,865 OI2026-10-16: 3,866 OI2026-10-21: 3,942 OI2026-10-23: 3,943 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, 2026Viewing3,943+1
Oct 21, 20263,942+76
Oct 16, 20263,866+1
Oct 15, 20263,865+1
Oct 14, 20263,8640
Oct 13, 20263,864-7
Oct 09, 20263,871+26
Oct 08, 20263,8450
Oct 07, 20263,845-8
Oct 06, 20263,853-107
Oct 05, 20263,960-2
Oct 02, 20263,962No prior observation