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Contract OI history

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Dec 18, 2026 EXPIRATION

HALO $105.00 Call

HALO261218C00105000

Latest saved OI119Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
HALO $105.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 122610 2026-10-09: 122 OI2026-10-13: 122 OI2026-10-14: 120 OI2026-10-15: 120 OI2026-10-16: 120 OI2026-10-21: 120 OI2026-10-23: 119 OI Oct 09, 2026Oct 23, 2026

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

HALO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing119-1
Oct 21, 20261200
Oct 16, 20261200
Oct 15, 20261200
Oct 14, 2026120-2
Oct 13, 20261220
Oct 09, 2026122No prior observation