OITracker Cboe delayed data

Contract OI history

Back to AQST

Dec 18, 2026 EXPIRATION

AQST $4.00 Put

AQST261218P00004000

Latest saved OI5,514Oct 23, 2026
Last change0vs previous saved observation
Saved market days4Oct 14, 2026 onwards
Daily open interest Hover a point for its date and OI
AQST $4.00 put open interest history 4 saved observations from 2026-10-14 to 2026-10-23. Exact values and changes are listed in the table below. 5,5142,7570 2026-10-14: 0 OI2026-10-16: 310 OI2026-10-20: 5,514 OI2026-10-23: 5,514 OI Oct 14, 2026Oct 23, 2026

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

AQST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,5140
Oct 20, 20265,514+5,204
Oct 16, 2026310+310
Oct 14, 20260No prior observation