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Contract OI history

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Jan 15, 2027 EXPIRATION

ACHR $2.00 Put

ACHR270115P00002000

Latest saved OI1,868Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $2.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8689340 2026-10-02: 1,855 OI2026-10-05: 1,854 OI2026-10-06: 1,854 OI2026-10-07: 1,855 OI2026-10-08: 1,855 OI2026-10-09: 1,855 OI2026-10-13: 1,855 OI2026-10-14: 1,855 OI2026-10-15: 1,862 OI2026-10-16: 1,868 OI2026-10-21: 1,867 OI2026-10-23: 1,868 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, 2026Viewing1,868+1
Oct 21, 20261,867-1
Oct 16, 20261,868+6
Oct 15, 20261,862+7
Oct 14, 20261,8550
Oct 13, 20261,8550
Oct 09, 20261,8550
Oct 08, 20261,8550
Oct 07, 20261,855+1
Oct 06, 20261,8540
Oct 05, 20261,854-1
Oct 02, 20261,855No prior observation