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Contract OI history

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Nov 20, 2026 EXPIRATION

MDT $87.50 Put

MDT261120P00087500

Latest saved OI1,024Oct 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
MDT $87.50 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. 1,0615300 2026-10-02: 918 OI2026-10-05: 941 OI2026-10-06: 979 OI2026-10-07: 978 OI2026-10-08: 978 OI2026-10-09: 946 OI2026-10-13: 1,008 OI2026-10-14: 1,008 OI2026-10-15: 1,061 OI2026-10-16: 1,043 OI2026-10-21: 1,025 OI2026-10-23: 1,024 OI Oct 02, 2026Oct 23, 2026

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

MDT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,024-1
Oct 21, 20261,025-18
Oct 16, 20261,043-18
Oct 15, 20261,061+53
Oct 14, 20261,0080
Oct 13, 20261,008+62
Oct 09, 2026946-32
Oct 08, 20269780
Oct 07, 2026978-1
Oct 06, 2026979+38
Oct 05, 2026941+23
Oct 02, 2026918No prior observation