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Contract OI history

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Jan 15, 2027 EXPIRATION

ALAB $350.00 Put

ALAB270115P00350000

Latest saved OI311Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $350.00 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. 3171580 2026-10-09: 317 OI2026-10-13: 316 OI2026-10-14: 316 OI2026-10-15: 316 OI2026-10-16: 315 OI2026-10-21: 312 OI2026-10-23: 311 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, 2026Viewing311-1
Oct 21, 2026312-3
Oct 16, 2026315-1
Oct 15, 20263160
Oct 14, 20263160
Oct 13, 2026316-1
Oct 09, 2026317No prior observation