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Contract OI history

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Dec 18, 2026 EXPIRATION

AAP $37.50 Put

AAP261218P00037500

Latest saved OI717Oct 21, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AAP $37.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 7173580 2026-10-02: 708 OI2026-10-05: 708 OI2026-10-06: 709 OI2026-10-07: 716 OI2026-10-08: 716 OI2026-10-09: 716 OI2026-10-13: 717 OI2026-10-14: 717 OI2026-10-15: 717 OI2026-10-16: 717 OI2026-10-21: 717 OI Oct 02, 2026Oct 21, 2026

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

AAP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing7170
Oct 16, 20267170
Oct 15, 20267170
Oct 14, 20267170
Oct 13, 2026717+1
Oct 09, 20267160
Oct 08, 20267160
Oct 07, 2026716+7
Oct 06, 2026709+1
Oct 05, 20267080
Oct 02, 2026708No prior observation