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Contract OI history

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Dec 18, 2026 EXPIRATION

ACHC $30.00 Call

ACHC261218C00030000

Latest saved OI1,537Oct 20, 2026
Last change+25vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHC $30.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 1,5377680 2026-10-09: 1,512 OI2026-10-13: 1,512 OI2026-10-14: 1,512 OI2026-10-16: 1,512 OI2026-10-20: 1,537 OI Oct 09, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ACHC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1,537+25
Oct 16, 20261,5120
Oct 14, 20261,5120
Oct 13, 20261,5120
Oct 09, 20261,512No prior observation