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Contract OI history

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Jan 15, 2027 EXPIRATION

MDB $170.00 Put

MDB270115P00170000

Latest saved OI308Oct 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 $170.00 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. 3241620 2026-10-09: 324 OI2026-10-13: 308 OI2026-10-14: 308 OI2026-10-15: 308 OI2026-10-16: 308 OI2026-10-21: 308 OI2026-10-23: 308 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, 20263080
Oct 21, 2026Viewing3080
Oct 16, 20263080
Oct 15, 20263080
Oct 14, 20263080
Oct 13, 2026308-16
Oct 09, 2026324No prior observation