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Contract OI history

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Apr 16, 2027 EXPIRATION

ACHR $9.00 Call

ACHR270416C00009000

Latest saved OI1,007Oct 23, 2026
Last change-21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $9.00 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. 1,0285140 2026-10-02: 694 OI2026-10-05: 688 OI2026-10-06: 692 OI2026-10-07: 695 OI2026-10-08: 695 OI2026-10-09: 715 OI2026-10-13: 750 OI2026-10-14: 750 OI2026-10-15: 746 OI2026-10-16: 782 OI2026-10-21: 1,028 OI2026-10-23: 1,007 OI Oct 02, 2026Oct 23, 2026

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

ACHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,007-21
Oct 21, 20261,028+246
Oct 16, 2026782+36
Oct 15, 2026746-4
Oct 14, 20267500
Oct 13, 2026750+35
Oct 09, 2026715+20
Oct 08, 20266950
Oct 07, 2026695+3
Oct 06, 2026692+4
Oct 05, 2026688-6
Oct 02, 2026694No prior observation