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Contract OI history

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Jan 15, 2027 EXPIRATION

MDB $350.00 Call

MDB270115C00350000

Latest saved OI558Oct 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. 6123060 2026-10-09: 612 OI2026-10-13: 599 OI2026-10-14: 599 OI2026-10-15: 576 OI2026-10-16: 566 OI2026-10-21: 565 OI2026-10-23: 558 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, 2026Viewing558-7
Oct 21, 2026565-1
Oct 16, 2026566-10
Oct 15, 2026576-23
Oct 14, 20265990
Oct 13, 2026599-13
Oct 09, 2026612No prior observation