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Contract OI history

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Apr 16, 2027 EXPIRATION

ACHR $7.00 Put

ACHR270416P00007000

Latest saved OI231Oct 23, 2026
Last change+35vs 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. 2311150 2026-10-02: 80 OI2026-10-05: 132 OI2026-10-06: 144 OI2026-10-07: 152 OI2026-10-08: 152 OI2026-10-09: 152 OI2026-10-13: 188 OI2026-10-14: 188 OI2026-10-15: 194 OI2026-10-16: 194 OI2026-10-21: 196 OI2026-10-23: 231 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, 2026Viewing231+35
Oct 21, 2026196+2
Oct 16, 20261940
Oct 15, 2026194+6
Oct 14, 20261880
Oct 13, 2026188+36
Oct 09, 20261520
Oct 08, 20261520
Oct 07, 2026152+8
Oct 06, 2026144+12
Oct 05, 2026132+52
Oct 02, 202680No prior observation