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Contract OI history

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Oct 23, 2026 EXPIRATION

ALDX $3.00 Put

ALDX261023P00003000

Latest saved OI3Oct 21, 2026
Last change+1vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALDX $3.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 730 2026-10-09: 7 OI2026-10-13: 7 OI2026-10-14: 2 OI2026-10-16: 2 OI2026-10-21: 3 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, 2026Viewing3+1
Oct 16, 202620
Oct 14, 20262-5
Oct 13, 202670
Oct 09, 20267No prior observation