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Contract OI history

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Feb 19, 2027 EXPIRATION

ARHS $12.50 Call

ARHS270219C00012500

Latest saved OI884Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ARHS $12.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8844420 2026-10-09: 874 OI2026-10-13: 874 OI2026-10-14: 874 OI2026-10-15: 874 OI2026-10-16: 874 OI2026-10-20: 874 OI2026-10-23: 884 OI Oct 09, 2026Oct 23, 2026

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

ARHS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing884+10
Oct 20, 20268740
Oct 16, 20268740
Oct 15, 20268740
Oct 14, 20268740
Oct 13, 20268740
Oct 09, 2026874No prior observation