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Contract OI history

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Nov 20, 2026 EXPIRATION

ALAB $290.00 Put

ALAB261120P00290000

Latest saved OI579Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $290.00 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. 5792890 2026-10-09: 460 OI2026-10-13: 485 OI2026-10-14: 485 OI2026-10-15: 484 OI2026-10-16: 486 OI2026-10-21: 574 OI2026-10-23: 579 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, 2026Viewing579+5
Oct 21, 2026574+88
Oct 16, 2026486+2
Oct 15, 2026484-1
Oct 14, 20264850
Oct 13, 2026485+25
Oct 09, 2026460No prior observation