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Contract OI history

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Jan 15, 2027 EXPIRATION

MDB $140.00 Put

MDB270115P00140000

Latest saved OI385Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $140.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3861930 2026-10-09: 386 OI2026-10-13: 386 OI2026-10-14: 386 OI2026-10-15: 386 OI2026-10-16: 386 OI2026-10-21: 386 OI2026-10-23: 385 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, 2026Viewing385-1
Oct 21, 20263860
Oct 16, 20263860
Oct 15, 20263860
Oct 14, 20263860
Oct 13, 20263860
Oct 09, 2026386No prior observation