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Contract OI history

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Apr 16, 2027 EXPIRATION

ACHR $4.00 Call

ACHR270416C00004000

Latest saved OI1,549Oct 23, 2026
Last change+159vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $4.00 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. 1,5497740 2026-10-02: 200 OI2026-10-05: 336 OI2026-10-06: 356 OI2026-10-07: 415 OI2026-10-08: 415 OI2026-10-09: 445 OI2026-10-13: 462 OI2026-10-14: 462 OI2026-10-15: 1,171 OI2026-10-16: 1,217 OI2026-10-21: 1,390 OI2026-10-23: 1,549 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, 2026Viewing1,549+159
Oct 21, 20261,390+173
Oct 16, 20261,217+46
Oct 15, 20261,171+709
Oct 14, 20264620
Oct 13, 2026462+17
Oct 09, 2026445+30
Oct 08, 20264150
Oct 07, 2026415+59
Oct 06, 2026356+20
Oct 05, 2026336+136
Oct 02, 2026200No prior observation