OITracker Cboe delayed data

Contract OI history

Back to ASST

Dec 18, 2026 EXPIRATION

ASST $29.00 Put

ASST261218P00029000

Latest saved OI335Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASST $29.00 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. 3421710 2026-10-09: 139 OI2026-10-13: 199 OI2026-10-14: 199 OI2026-10-15: 252 OI2026-10-16: 274 OI2026-10-21: 342 OI2026-10-23: 335 OI Oct 09, 2026Oct 23, 2026

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

ASST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing335-7
Oct 21, 2026342+68
Oct 16, 2026274+22
Oct 15, 2026252+53
Oct 14, 20261990
Oct 13, 2026199+60
Oct 09, 2026139No prior observation