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Contract OI history

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Nov 06, 2026 EXPIRATION

MA $545.00 Put

MA261106P00545000

Latest saved OI17Oct 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
MA $545.00 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. 1780 2026-10-02: 2 OI2026-10-05: 7 OI2026-10-06: 8 OI2026-10-07: 8 OI2026-10-08: 8 OI2026-10-09: 9 OI2026-10-13: 8 OI2026-10-14: 8 OI2026-10-15: 8 OI2026-10-16: 8 OI2026-10-21: 15 OI2026-10-23: 17 OI Oct 02, 2026Oct 23, 2026

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

MA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing17+2
Oct 21, 202615+7
Oct 16, 202680
Oct 15, 202680
Oct 14, 202680
Oct 13, 20268-1
Oct 09, 20269+1
Oct 08, 202680
Oct 07, 202680
Oct 06, 20268+1
Oct 05, 20267+5
Oct 02, 20262No prior observation