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Contract OI history

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Feb 19, 2027 EXPIRATION

ACIW $55.00 Call

ACIW270219C00055000

Latest saved OI6Oct 23, 2026
Last change+2vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ACIW $55.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 630 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 4 OI2026-10-23: 6 OI Oct 08, 2026Oct 23, 2026

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

ACIW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6+2
Oct 21, 20264+4
Oct 16, 202600
Oct 15, 202600
Oct 14, 202600
Oct 13, 202600
Oct 09, 202600
Oct 08, 20260No prior observation