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Contract OI history

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Sep 17, 2027 EXPIRATION

AAL $20.00 Put

AAL270917P00020000

Latest saved OI185Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AAL $20.00 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. 188940 2026-10-09: 188 OI2026-10-13: 185 OI2026-10-14: 185 OI2026-10-15: 185 OI2026-10-16: 185 OI2026-10-21: 185 OI2026-10-23: 185 OI Oct 09, 2026Oct 23, 2026

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

AAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1850
Oct 21, 20261850
Oct 16, 20261850
Oct 15, 20261850
Oct 14, 20261850
Oct 13, 2026185-3
Oct 09, 2026188No prior observation