Mimecast Ltd MIME, an email and data security company, has endeared itself to an analyst at Goldman Sachs, who premised her positive opinion on three factors. Gabriela Borges upgraded Mimecast from Neutral to Buy, with a 12-month price target of $53, suggesting 20 percent upside from current levels. SourceUpside potential still holds. The price may reach the upper edge of the rising channel. $MIME, Mimecast Limited / D