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Contract OI history

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Jan 21, 2028 EXPIRATION

AR $42.00 Call

AR280121C00042000

Latest saved OI195Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AR $42.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3281640 2026-10-02: 178 OI2026-10-05: 178 OI2026-10-06: 178 OI2026-10-07: 179 OI2026-10-08: 179 OI2026-10-09: 179 OI2026-10-13: 328 OI2026-10-14: 328 OI2026-10-15: 178 OI2026-10-16: 178 OI2026-10-21: 195 OI2026-10-23: 195 OI Oct 02, 2026Oct 23, 2026

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

AR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1950
Oct 21, 2026195+17
Oct 16, 20261780
Oct 15, 2026178-150
Oct 14, 20263280
Oct 13, 2026328+149
Oct 09, 20261790
Oct 08, 20261790
Oct 07, 2026179+1
Oct 06, 20261780
Oct 05, 20261780
Oct 02, 2026178No prior observation