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Contract OI history

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Jan 21, 2028 EXPIRATION

ACHR $5.00 Call

ACHR280121C00005000

Latest saved OI36,133Oct 23, 2026
Last change+642vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $5.00 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. 36,13318,0660 2026-10-02: 20,080 OI2026-10-05: 31,510 OI2026-10-06: 31,735 OI2026-10-07: 32,017 OI2026-10-08: 32,017 OI2026-10-09: 32,301 OI2026-10-13: 32,918 OI2026-10-14: 32,918 OI2026-10-15: 34,378 OI2026-10-16: 34,652 OI2026-10-21: 35,491 OI2026-10-23: 36,133 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, 2026Viewing36,133+642
Oct 21, 202635,491+839
Oct 16, 202634,652+274
Oct 15, 202634,378+1,460
Oct 14, 202632,9180
Oct 13, 202632,918+617
Oct 09, 202632,301+284
Oct 08, 202632,0170
Oct 07, 202632,017+282
Oct 06, 202631,735+225
Oct 05, 202631,510+11,430
Oct 02, 202620,080No prior observation