OITracker Cboe delayed data

Contract OI history

Back to AIP

Jan 21, 2028 EXPIRATION

AIP $17.50 Put

AIP280121P00017500

Latest saved OI19Oct 21, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AIP $17.50 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 1990 2026-10-09: 18 OI2026-10-13: 19 OI2026-10-14: 19 OI2026-10-16: 19 OI2026-10-21: 19 OI Oct 09, 2026Oct 21, 2026

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

AIP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing190
Oct 16, 2026190
Oct 14, 2026190
Oct 13, 202619+1
Oct 09, 202618No prior observation