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Contract OI history

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Oct 23, 2026 EXPIRATION

MDB $395.00 Call

MDB261023C00395000

Latest saved OI209Oct 23, 2026
Last change-16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $395.00 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. 2251120 2026-10-09: 124 OI2026-10-13: 131 OI2026-10-14: 131 OI2026-10-15: 131 OI2026-10-16: 129 OI2026-10-21: 225 OI2026-10-23: 209 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, 2026209-16
Oct 21, 2026Viewing225+96
Oct 16, 2026129-2
Oct 15, 20261310
Oct 14, 20261310
Oct 13, 2026131+7
Oct 09, 2026124No prior observation