As complaints circled the J.P. Morgan Healthcare Conference about the lack of a major deal announcement that often accompanies the annual dog-and-pony show for investors, a look back at the top deals of 2019 shows that the two mega-mergers were joined by an unusual number of sizeable transactions.
There were 23 biopharmaceutical sector deals valued at $1bn or more in 2019 – up from 19 in 2018 –...








