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Contract OI history

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Nov 06, 2026 EXPIRATION

MDB $215.00 Put

MDB261106P00215000

Latest saved OI143Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $215.00 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. 145720 2026-10-09: 145 OI2026-10-13: 122 OI2026-10-14: 122 OI2026-10-15: 127 OI2026-10-16: 128 OI2026-10-21: 143 OI2026-10-23: 143 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, 2026Viewing1430
Oct 21, 2026143+15
Oct 16, 2026128+1
Oct 15, 2026127+5
Oct 14, 20261220
Oct 13, 2026122-23
Oct 09, 2026145No prior observation