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Contract OI history

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Apr 16, 2027 EXPIRATION

ACHR $6.00 Put

ACHR270416P00006000

Latest saved OI1,504Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $6.00 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. 1,5047520 2026-10-02: 812 OI2026-10-05: 897 OI2026-10-06: 922 OI2026-10-07: 928 OI2026-10-08: 928 OI2026-10-09: 930 OI2026-10-13: 943 OI2026-10-14: 943 OI2026-10-15: 996 OI2026-10-16: 1,347 OI2026-10-21: 1,502 OI2026-10-23: 1,504 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, 2026Viewing1,504+2
Oct 21, 20261,502+155
Oct 16, 20261,347+351
Oct 15, 2026996+53
Oct 14, 20269430
Oct 13, 2026943+13
Oct 09, 2026930+2
Oct 08, 20269280
Oct 07, 2026928+6
Oct 06, 2026922+25
Oct 05, 2026897+85
Oct 02, 2026812No prior observation