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Contract OI history

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Dec 18, 2026 EXPIRATION

MDT $72.50 Put

MDT261218P00072500

Latest saved OI279Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MDT $72.50 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. 2851420 2026-10-02: 223 OI2026-10-05: 224 OI2026-10-06: 224 OI2026-10-07: 226 OI2026-10-08: 226 OI2026-10-09: 226 OI2026-10-13: 235 OI2026-10-14: 235 OI2026-10-15: 249 OI2026-10-16: 285 OI2026-10-21: 279 OI2026-10-23: 279 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, 2026Viewing2790
Oct 21, 2026279-6
Oct 16, 2026285+36
Oct 15, 2026249+14
Oct 14, 20262350
Oct 13, 2026235+9
Oct 09, 20262260
Oct 08, 20262260
Oct 07, 2026226+2
Oct 06, 20262240
Oct 05, 2026224+1
Oct 02, 2026223No prior observation