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Contract OI history

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Dec 18, 2026 EXPIRATION

MED $10.00 Call

MED261218C00010000

Latest saved OI3,007Oct 23, 2026
Last change+120vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MED $10.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,0071,5030 2026-10-02: 2,644 OI2026-10-05: 2,644 OI2026-10-06: 2,664 OI2026-10-07: 2,664 OI2026-10-08: 2,664 OI2026-10-09: 2,664 OI2026-10-13: 2,837 OI2026-10-14: 2,837 OI2026-10-16: 2,887 OI2026-10-20: 2,887 OI2026-10-23: 3,007 OI Oct 02, 2026Oct 23, 2026

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

MED contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,007+120
Oct 20, 20262,8870
Oct 16, 20262,887+50
Oct 14, 20262,8370
Oct 13, 20262,837+173
Oct 09, 20262,6640
Oct 08, 20262,6640
Oct 07, 20262,6640
Oct 06, 20262,664+20
Oct 05, 20262,6440
Oct 02, 20262,644No prior observation