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Contract OI history

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Jan 15, 2027 EXPIRATION

ACH $4.00 Call

ACH270115C00004000

Latest saved OI474Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACH $4.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 4742370 2026-10-02: 474 OI2026-10-05: 474 OI2026-10-06: 474 OI2026-10-07: 474 OI2026-10-08: 474 OI2026-10-09: 474 OI2026-10-13: 474 OI2026-10-14: 474 OI2026-10-16: 474 OI2026-10-20: 474 OI Oct 02, 2026Oct 20, 2026

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

ACH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing4740
Oct 16, 20264740
Oct 14, 20264740
Oct 13, 20264740
Oct 09, 20264740
Oct 08, 20264740
Oct 07, 20264740
Oct 06, 20264740
Oct 05, 20264740
Oct 02, 2026474No prior observation