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Contract OI history

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Sep 17, 2027 EXPIRATION

AA $40.00 Put

AA270917P00040000

Latest saved OI68Oct 23, 2026
Last change-2vs 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. 70350 2026-10-02: 30 OI2026-10-05: 31 OI2026-10-06: 31 OI2026-10-07: 31 OI2026-10-08: 31 OI2026-10-09: 31 OI2026-10-13: 31 OI2026-10-14: 31 OI2026-10-15: 52 OI2026-10-16: 53 OI2026-10-21: 70 OI2026-10-23: 68 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, 2026Viewing68-2
Oct 21, 202670+17
Oct 16, 202653+1
Oct 15, 202652+21
Oct 14, 2026310
Oct 13, 2026310
Oct 09, 2026310
Oct 08, 2026310
Oct 07, 2026310
Oct 06, 2026310
Oct 05, 202631+1
Oct 02, 202630No prior observation