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Contract OI history

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Jan 21, 2028 EXPIRATION

ACI $27.00 Call

ACI280121C00027000

Latest saved OI510Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACI $27.00 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. 5102550 2026-10-02: 510 OI2026-10-05: 510 OI2026-10-06: 510 OI2026-10-07: 510 OI2026-10-08: 510 OI2026-10-09: 510 OI2026-10-13: 510 OI2026-10-14: 510 OI2026-10-15: 510 OI2026-10-16: 510 OI2026-10-21: 510 OI2026-10-23: 510 OI Oct 02, 2026Oct 23, 2026

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

ACI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5100
Oct 21, 20265100
Oct 16, 20265100
Oct 15, 20265100
Oct 14, 20265100
Oct 13, 20265100
Oct 09, 20265100
Oct 08, 20265100
Oct 07, 20265100
Oct 06, 20265100
Oct 05, 20265100
Oct 02, 2026510No prior observation