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Contract OI history

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Oct 23, 2026 EXPIRATION

MDB $350.00 Call

MDB261023C00350000

Latest saved OI323Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $350.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3301650 2026-10-09: 116 OI2026-10-13: 116 OI2026-10-14: 116 OI2026-10-15: 116 OI2026-10-16: 127 OI2026-10-21: 330 OI2026-10-23: 323 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, 2026323-7
Oct 21, 2026Viewing330+203
Oct 16, 2026127+11
Oct 15, 20261160
Oct 14, 20261160
Oct 13, 20261160
Oct 09, 2026116No prior observation