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Contract OI history

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Nov 20, 2026 EXPIRATION

ACB $4.00 Call

ACB261120C00004000

Latest saved OI735Oct 20, 2026
Last change+452vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACB $4.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 7353670 2026-10-09: 191 OI2026-10-13: 191 OI2026-10-14: 271 OI2026-10-15: 271 OI2026-10-16: 283 OI2026-10-20: 735 OI Oct 09, 2026Oct 20, 2026

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

ACB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing735+452
Oct 16, 2026283+12
Oct 15, 20262710
Oct 14, 2026271+80
Oct 13, 20261910
Oct 09, 2026191No prior observation