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Contract OI history

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Mar 19, 2027 EXPIRATION

MDB $330.00 Put

MDB270319P00330000

Latest saved OI227Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $330.00 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. 2271130 2026-10-09: 197 OI2026-10-13: 207 OI2026-10-14: 207 OI2026-10-15: 207 OI2026-10-16: 207 OI2026-10-21: 212 OI2026-10-23: 227 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, 2026227+15
Oct 21, 2026Viewing212+5
Oct 16, 20262070
Oct 15, 20262070
Oct 14, 20262070
Oct 13, 2026207+10
Oct 09, 2026197No prior observation