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Contract OI history

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Nov 20, 2026 EXPIRATION

MDB $200.00 Put

MDB261120P00200000

Latest saved OI1,089Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $200.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0895440 2026-10-09: 1,086 OI2026-10-13: 1,086 OI2026-10-14: 1,086 OI2026-10-15: 1,086 OI2026-10-16: 1,083 OI2026-10-21: 1,083 OI2026-10-23: 1,089 OI Oct 09, 2026Oct 23, 2026

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

MDB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,089+6
Oct 21, 2026Viewing1,0830
Oct 16, 20261,083-3
Oct 15, 20261,0860
Oct 14, 20261,0860
Oct 13, 20261,0860
Oct 09, 20261,086No prior observation