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Contract OI history

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Dec 18, 2026 EXPIRATION

ARI $12.50 Call

ARI1261218C00012500

Latest saved OI8,370Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ARI $12.50 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. 8,3724,1860 2026-10-02: 8,372 OI2026-10-05: 8,372 OI2026-10-06: 8,372 OI2026-10-07: 8,372 OI2026-10-08: 8,372 OI2026-10-09: 8,372 OI2026-10-13: 8,372 OI2026-10-14: 8,372 OI2026-10-15: 8,372 OI2026-10-16: 8,372 OI2026-10-21: 8,372 OI2026-10-23: 8,370 OI Oct 02, 2026Oct 23, 2026

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

ARI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8,370-2
Oct 21, 20268,3720
Oct 16, 20268,3720
Oct 15, 20268,3720
Oct 14, 20268,3720
Oct 13, 20268,3720
Oct 09, 20268,3720
Oct 08, 20268,3720
Oct 07, 20268,3720
Oct 06, 20268,3720
Oct 05, 20268,3720
Oct 02, 20268,372No prior observation