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Contract OI history

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Nov 20, 2026 EXPIRATION

HIMS $21.00 Put

HIMS261120P00021000

Latest saved OI1,283Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HIMS $21.00 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. 1,3296640 2026-10-02: 1,257 OI2026-10-05: 1,257 OI2026-10-06: 1,249 OI2026-10-07: 1,248 OI2026-10-08: 1,248 OI2026-10-09: 1,244 OI2026-10-13: 1,242 OI2026-10-14: 1,242 OI2026-10-15: 1,294 OI2026-10-16: 1,329 OI2026-10-21: 1,286 OI2026-10-23: 1,283 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, 2026Viewing1,283-3
Oct 21, 20261,286-43
Oct 16, 20261,329+35
Oct 15, 20261,294+52
Oct 14, 20261,2420
Oct 13, 20261,242-2
Oct 09, 20261,244-4
Oct 08, 20261,2480
Oct 07, 20261,248-1
Oct 06, 20261,249-8
Oct 05, 20261,2570
Oct 02, 20261,257No prior observation