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Contract OI history

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Jan 15, 2027 EXPIRATION

ALAB $310.00 Put

ALAB270115P00310000

Latest saved OI151Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $310.00 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. 151750 2026-10-09: 116 OI2026-10-13: 126 OI2026-10-14: 126 OI2026-10-15: 126 OI2026-10-16: 126 OI2026-10-21: 139 OI2026-10-23: 151 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, 2026Viewing151+12
Oct 21, 2026139+13
Oct 16, 20261260
Oct 15, 20261260
Oct 14, 20261260
Oct 13, 2026126+10
Oct 09, 2026116No prior observation