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Contract OI history

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Dec 18, 2026 EXPIRATION

ALAB $170.00 Put

ALAB261218P00170000

Latest saved OI229Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $170.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2291140 2026-10-09: 170 OI2026-10-13: 170 OI2026-10-14: 170 OI2026-10-15: 170 OI2026-10-16: 173 OI2026-10-21: 226 OI2026-10-23: 229 OI Oct 09, 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, 2026Viewing229+3
Oct 21, 2026226+53
Oct 16, 2026173+3
Oct 15, 20261700
Oct 14, 20261700
Oct 13, 20261700
Oct 09, 2026170No prior observation