April was a rough month for biopharmaceutical companies launching initial public offerings in the US this year, but with a substantial rebound in newly public drug developers' valuations in May, six more priced IPOs last month and MeiraGTx Holdings PLC was the first to take the plunge in June.
The average return for biopharma firms that went public in the US in 2018 was just 9% at the end...






