OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

AA $39.50 Put

AA261030P00039500

Latest saved OI68Oct 23, 2026
Last change+40vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AA $39.50 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. 68340 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 1 OI2026-10-16: 6 OI2026-10-21: 28 OI2026-10-23: 68 OI Oct 09, 2026Oct 23, 2026

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

AA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing68+40
Oct 21, 202628+22
Oct 16, 20266+5
Oct 15, 20261+1
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation