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Contract OI history

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Mar 19, 2027 EXPIRATION

ALAB $280.00 Put

ALAB270319P00280000

Latest saved OI637Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $280.00 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. 6373180 2026-10-09: 625 OI2026-10-13: 627 OI2026-10-14: 627 OI2026-10-15: 630 OI2026-10-16: 635 OI2026-10-21: 635 OI2026-10-23: 637 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, 2026Viewing637+2
Oct 21, 20266350
Oct 16, 2026635+5
Oct 15, 2026630+3
Oct 14, 20266270
Oct 13, 2026627+2
Oct 09, 2026625No prior observation