MDB ▼ -16.3% - MongoDB, Inc. $MDB MDB - MongoDB, Inc. Announces Second Quarter Fiscal 2027 Financial Results MongoDB shares fell 16.3% following the company's announcement of second quarter fiscal 2027 financial results. The magnitude of the decline suggests the earnings report contained results or guidance that disappointed investors, though the specific figures were not detailed in the headline. 01-SEP-2026 04:06 PM ET