OITracker Cboe delayed data

Contract OI history

Back to ALAB

Oct 30, 2026 EXPIRATION

ALAB $320.00 Put

ALAB261030P00320000

Latest saved OI241Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALAB $320.00 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. 2551270 2026-10-09: 229 OI2026-10-13: 249 OI2026-10-14: 249 OI2026-10-15: 255 OI2026-10-16: 246 OI2026-10-21: 245 OI2026-10-23: 241 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, 2026Viewing241-4
Oct 21, 2026245-1
Oct 16, 2026246-9
Oct 15, 2026255+6
Oct 14, 20262490
Oct 13, 2026249+20
Oct 09, 2026229No prior observation