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Contract OI history

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Jan 15, 2027 EXPIRATION

ALAB $250.00 Put

ALAB270115P00250000

Latest saved OI1,853Oct 23, 2026
Last change-23vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $250.00 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. 1,8769380 2026-10-09: 1,342 OI2026-10-13: 1,518 OI2026-10-14: 1,518 OI2026-10-15: 1,534 OI2026-10-16: 1,548 OI2026-10-21: 1,876 OI2026-10-23: 1,853 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, 2026Viewing1,853-23
Oct 21, 20261,876+328
Oct 16, 20261,548+14
Oct 15, 20261,534+16
Oct 14, 20261,5180
Oct 13, 20261,518+176
Oct 09, 20261,342No prior observation