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Contract OI history

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Dec 18, 2026 EXPIRATION

AA $50.00 Put

AA261218P00050000

Latest saved OI647Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AA $50.00 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. 6763380 2026-10-02: 676 OI2026-10-05: 670 OI2026-10-06: 671 OI2026-10-07: 662 OI2026-10-08: 662 OI2026-10-09: 662 OI2026-10-13: 672 OI2026-10-14: 672 OI2026-10-15: 656 OI2026-10-16: 656 OI2026-10-21: 648 OI2026-10-23: 647 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, 2026Viewing647-1
Oct 21, 2026648-8
Oct 16, 20266560
Oct 15, 2026656-16
Oct 14, 20266720
Oct 13, 2026672+10
Oct 09, 20266620
Oct 08, 20266620
Oct 07, 2026662-9
Oct 06, 2026671+1
Oct 05, 2026670-6
Oct 02, 2026676No prior observation