OITracker Cboe delayed data

Contract OI history

Back to ASST

Dec 18, 2026 EXPIRATION

ASST $28.00 Call

ASST261218C00028000

Latest saved OI416Oct 23, 2026
Last change+33vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASST $28.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4162080 2026-10-09: 290 OI2026-10-13: 307 OI2026-10-14: 307 OI2026-10-15: 340 OI2026-10-16: 340 OI2026-10-21: 383 OI2026-10-23: 416 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, 2026Viewing416+33
Oct 21, 2026383+43
Oct 16, 20263400
Oct 15, 2026340+33
Oct 14, 20263070
Oct 13, 2026307+17
Oct 09, 2026290No prior observation