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Contract OI history

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Oct 23, 2026 EXPIRATION

ALAB $340.00 Put

ALAB261023P00340000

Latest saved OI0Oct 23, 2026
Last change-129vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $340.00 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. 144720 2026-10-09: 140 OI2026-10-13: 125 OI2026-10-14: 125 OI2026-10-15: 128 OI2026-10-16: 144 OI2026-10-21: 129 OI2026-10-23: 0 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, 2026Viewing0-129
Oct 21, 2026129-15
Oct 16, 2026144+16
Oct 15, 2026128+3
Oct 14, 20261250
Oct 13, 2026125-15
Oct 09, 2026140No prior observation