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Contract OI history

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Nov 20, 2026 EXPIRATION

ALDX $2.00 Call

ALDX261120C00002000

Latest saved OI411Oct 21, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALDX $2.00 call open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 4112050 2026-10-09: 411 OI2026-10-13: 411 OI2026-10-14: 411 OI2026-10-16: 411 OI2026-10-21: 411 OI Oct 09, 2026Oct 21, 2026

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

ALDX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing4110
Oct 16, 20264110
Oct 14, 20264110
Oct 13, 20264110
Oct 09, 2026411No prior observation