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Contract OI history

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Oct 23, 2026 EXPIRATION

ALAB $315.00 Put

ALAB261023P00315000

Latest saved OI7Oct 23, 2026
Last change-128vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $315.00 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. 2021010 2026-10-09: 173 OI2026-10-13: 202 OI2026-10-14: 202 OI2026-10-15: 181 OI2026-10-16: 176 OI2026-10-21: 135 OI2026-10-23: 7 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, 2026Viewing7-128
Oct 21, 2026135-41
Oct 16, 2026176-5
Oct 15, 2026181-21
Oct 14, 20262020
Oct 13, 2026202+29
Oct 09, 2026173No prior observation