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Contract OI history

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Nov 20, 2026 EXPIRATION

ALLO $500.00 Call

ALLO261120C00000500

Latest saved OI51Oct 20, 2026
Last change-128vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ALLO $500.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 179890 2026-10-08: 40 OI2026-10-09: 40 OI2026-10-13: 44 OI2026-10-14: 44 OI2026-10-16: 179 OI2026-10-20: 51 OI Oct 08, 2026Oct 20, 2026

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

ALLO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing51-128
Oct 16, 2026179+135
Oct 14, 2026440
Oct 13, 202644+4
Oct 09, 2026400
Oct 08, 202640No prior observation