OITracker Cboe delayed data

Contract OI history

Back to ALMS

Dec 18, 2026 EXPIRATION

ALMS $10.00 Put

ALMS261218P00010000

Latest saved OI130Oct 20, 2026
Last change0vs previous saved observation
Saved market days5Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ALMS $10.00 put open interest history 5 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 151750 2026-10-08: 151 OI2026-10-13: 151 OI2026-10-14: 131 OI2026-10-16: 130 OI2026-10-20: 130 OI Oct 08, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ALMS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1300
Oct 16, 2026130-1
Oct 14, 2026131-20
Oct 13, 20261510
Oct 08, 2026151No prior observation