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Contract OI history

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Sep 17, 2027 EXPIRATION

ALAB $490.00 Put

ALAB270917P00490000

Latest saved OI541Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $490.00 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. 5452720 2026-10-09: 545 OI2026-10-13: 545 OI2026-10-14: 545 OI2026-10-15: 545 OI2026-10-16: 541 OI2026-10-21: 541 OI2026-10-23: 541 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, 2026Viewing5410
Oct 21, 20265410
Oct 16, 2026541-4
Oct 15, 20265450
Oct 14, 20265450
Oct 13, 20265450
Oct 09, 2026545No prior observation