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Contract OI history

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Mar 17, 2028 EXPIRATION

MDB $500.00 Call

MDB280317C00500000

Latest saved OI1,827Oct 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 $500.00 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. 1,8349170 2026-10-09: 1,176 OI2026-10-13: 1,176 OI2026-10-14: 1,176 OI2026-10-15: 1,158 OI2026-10-16: 1,155 OI2026-10-21: 1,834 OI2026-10-23: 1,827 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, 20261,827-7
Oct 21, 2026Viewing1,834+679
Oct 16, 20261,155-3
Oct 15, 20261,158-18
Oct 14, 20261,1760
Oct 13, 20261,1760
Oct 09, 20261,176No prior observation