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Contract OI history

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Oct 23, 2026 EXPIRATION

HIMS $31.50 Put

HIMS261023P00031500

Latest saved OI156Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 05, 2026 onwards
Daily open interest Hover a point for its date and OI
HIMS $31.50 put open interest history 11 saved observations from 2026-10-05 to 2026-10-23. Exact values and changes are listed in the table below. 156780 2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 1 OI2026-10-13: 90 OI2026-10-14: 90 OI2026-10-15: 90 OI2026-10-16: 156 OI2026-10-21: 155 OI2026-10-23: 156 OI Oct 05, 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, 2026Viewing156+1
Oct 21, 2026155-1
Oct 16, 2026156+66
Oct 15, 2026900
Oct 14, 2026900
Oct 13, 202690+89
Oct 09, 20261+1
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 20260No prior observation