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Contract OI history

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Nov 20, 2026 EXPIRATION

HRMY $40.00 Call

HRMY261120C00040000

Latest saved OI67Oct 23, 2026
Last change+29vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
HRMY $40.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 67330 2026-10-09: 13 OI2026-10-13: 17 OI2026-10-14: 20 OI2026-10-16: 20 OI2026-10-20: 38 OI2026-10-23: 67 OI Oct 09, 2026Oct 23, 2026

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

HRMY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing67+29
Oct 20, 202638+18
Oct 16, 2026200
Oct 14, 202620+3
Oct 13, 202617+4
Oct 09, 202613No prior observation