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Contract OI history

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Jan 21, 2028 EXPIRATION

MDB $500.00 Call

MDB280121C00500000

Latest saved OI1,016Oct 23, 2026
Last change+4vs 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. 1,0165080 2026-10-09: 572 OI2026-10-13: 573 OI2026-10-14: 573 OI2026-10-15: 590 OI2026-10-16: 806 OI2026-10-21: 1,012 OI2026-10-23: 1,016 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, 20261,016+4
Oct 21, 2026Viewing1,012+206
Oct 16, 2026806+216
Oct 15, 2026590+17
Oct 14, 20265730
Oct 13, 2026573+1
Oct 09, 2026572No prior observation