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Contract OI history

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Dec 18, 2026 EXPIRATION

ARCT $10.00 Call

ARCT261218C00010000

Latest saved OI149Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ARCT $10.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 153760 2026-10-08: 153 OI2026-10-09: 153 OI2026-10-13: 153 OI2026-10-14: 153 OI2026-10-16: 153 OI2026-10-20: 153 OI2026-10-23: 149 OI Oct 08, 2026Oct 23, 2026

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

ARCT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing149-4
Oct 20, 20261530
Oct 16, 20261530
Oct 14, 20261530
Oct 13, 20261530
Oct 09, 20261530
Oct 08, 2026153No prior observation