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Contract OI history

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Dec 18, 2026 EXPIRATION

MDB $540.00 Call

MDB261218C00540000

Latest saved OI357Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $540.00 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. 3571780 2026-10-09: 348 OI2026-10-13: 351 OI2026-10-14: 351 OI2026-10-15: 351 OI2026-10-16: 351 OI2026-10-21: 357 OI2026-10-23: 357 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, 2026Viewing3570
Oct 21, 2026357+6
Oct 16, 20263510
Oct 15, 20263510
Oct 14, 20263510
Oct 13, 2026351+3
Oct 09, 2026348No prior observation