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Contract OI history

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Oct 30, 2026 EXPIRATION

ACHR $6.50 Put

ACHR261030P00006500

Latest saved OI37Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $6.50 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. 119590 2026-10-02: 119 OI2026-10-05: 117 OI2026-10-06: 117 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 116 OI2026-10-13: 116 OI2026-10-14: 116 OI2026-10-15: 116 OI2026-10-16: 116 OI2026-10-21: 37 OI2026-10-23: 37 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, 2026Viewing370
Oct 21, 202637-79
Oct 16, 20261160
Oct 15, 20261160
Oct 14, 20261160
Oct 13, 20261160
Oct 09, 2026116-1
Oct 08, 20261170
Oct 07, 20261170
Oct 06, 20261170
Oct 05, 2026117-2
Oct 02, 2026119No prior observation