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Contract OI history

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Nov 20, 2026 EXPIRATION

ALAB $267.50 Put

ALAB261120P00267500

Latest saved OI22Oct 23, 2026
Last change+7vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $267.50 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 22110 2026-10-21: 15 OI2026-10-23: 22 OI Oct 21, 2026Oct 23, 2026

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

ALAB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing22+7
Oct 21, 202615No prior observation