OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

AA $40.00 Put

AA270416P00040000

Latest saved OI1,096Oct 23, 2026
Last change0vs 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. 1,3306650 2026-10-02: 1,329 OI2026-10-05: 1,329 OI2026-10-06: 1,329 OI2026-10-07: 1,328 OI2026-10-08: 1,328 OI2026-10-09: 1,328 OI2026-10-13: 1,330 OI2026-10-14: 1,330 OI2026-10-15: 1,330 OI2026-10-16: 1,091 OI2026-10-21: 1,096 OI2026-10-23: 1,096 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, 2026Viewing1,0960
Oct 21, 20261,096+5
Oct 16, 20261,091-239
Oct 15, 20261,3300
Oct 14, 20261,3300
Oct 13, 20261,330+2
Oct 09, 20261,3280
Oct 08, 20261,3280
Oct 07, 20261,328-1
Oct 06, 20261,3290
Oct 05, 20261,3290
Oct 02, 20261,329No prior observation