OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

AA $40.00 Put

AA261030P00040000

Latest saved OI308Oct 23, 2026
Last change+47vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AA $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3081540 2026-10-02: 114 OI2026-10-05: 115 OI2026-10-06: 116 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 128 OI2026-10-13: 130 OI2026-10-14: 130 OI2026-10-15: 137 OI2026-10-16: 138 OI2026-10-21: 261 OI2026-10-23: 308 OI Oct 02, 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, 2026Viewing308+47
Oct 21, 2026261+123
Oct 16, 2026138+1
Oct 15, 2026137+7
Oct 14, 20261300
Oct 13, 2026130+2
Oct 09, 2026128+11
Oct 08, 20261170
Oct 07, 2026117+1
Oct 06, 2026116+1
Oct 05, 2026115+1
Oct 02, 2026114No prior observation