Shares of Cubist Pharmaceuticals (CBST +0.9%) get a lift with an upgrade from BofA to Buy. The...

|By:, SA News Editor

Shares of Cubist Pharmaceuticals (CBST +0.9%) get a lift with an upgrade from BofA to Buy. The drugmaker says it's working on a drug with the potential to bring in $2B in revenue by treating a tricky strain of bacteria.