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Contract OI history

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Feb 19, 2027 EXPIRATION

MDB $340.00 Put

MDB270219P00340000

Latest saved OI335Oct 23, 2026
Last change+243vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $340.00 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. 3351670 2026-10-09: 93 OI2026-10-13: 92 OI2026-10-14: 92 OI2026-10-15: 92 OI2026-10-16: 92 OI2026-10-21: 92 OI2026-10-23: 335 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, 2026335+243
Oct 21, 2026Viewing920
Oct 16, 2026920
Oct 15, 2026920
Oct 14, 2026920
Oct 13, 202692-1
Oct 09, 202693No prior observation