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Contract OI history

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Nov 20, 2026 EXPIRATION

ALM $12.50 Call

ALM261120C00012500

Latest saved OI831Oct 23, 2026
Last change+72vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALM $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. 8314150 2026-10-09: 96 OI2026-10-13: 164 OI2026-10-14: 211 OI2026-10-15: 403 OI2026-10-16: 432 OI2026-10-21: 759 OI2026-10-23: 831 OI Oct 09, 2026Oct 23, 2026

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

ALM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing831+72
Oct 21, 2026759+327
Oct 16, 2026432+29
Oct 15, 2026403+192
Oct 14, 2026211+47
Oct 13, 2026164+68
Oct 09, 202696No prior observation