William Blair Assigns Outperform On ImmunoGen Shares


In a research report issued today, William Blair analyst John Sonnier assigned an Outperform rating on ImmunoGen (NASDAQ:IMGN). No price target was provided.

According to TipRanks.com, which measures analysts’ and bloggers’ success rate based on how their calls perform, analyst John Sonnier has a total average return of 16.7% and a 52.9% success rate. Sonnier is ranked #590 out of 3343 analysts.

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