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Contract OI history

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Oct 23, 2026 EXPIRATION

ACHR $7.00 Put

ACHR261023P00007000

Latest saved OI13Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $7.00 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. 23110 2026-10-02: 21 OI2026-10-05: 23 OI2026-10-06: 23 OI2026-10-07: 18 OI2026-10-08: 18 OI2026-10-09: 20 OI2026-10-13: 19 OI2026-10-14: 19 OI2026-10-15: 14 OI2026-10-16: 15 OI2026-10-21: 17 OI2026-10-23: 13 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, 2026Viewing13-4
Oct 21, 202617+2
Oct 16, 202615+1
Oct 15, 202614-5
Oct 14, 2026190
Oct 13, 202619-1
Oct 09, 202620+2
Oct 08, 2026180
Oct 07, 202618-5
Oct 06, 2026230
Oct 05, 202623+2
Oct 02, 202621No prior observation