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Contract OI history

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Sep 17, 2027 EXPIRATION

ALAB $250.00 Put

ALAB270917P00250000

Latest saved OI245Oct 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 $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. 2451220 2026-10-09: 29 OI2026-10-13: 29 OI2026-10-14: 29 OI2026-10-15: 208 OI2026-10-16: 223 OI2026-10-21: 244 OI2026-10-23: 245 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, 2026Viewing245+1
Oct 21, 2026244+21
Oct 16, 2026223+15
Oct 15, 2026208+179
Oct 14, 2026290
Oct 13, 2026290
Oct 09, 202629No prior observation