More biopharmaceutical companies have gone public in the US during 2021 than in 2020, breaking the record set last year with a quarter left to go, but the momentum may slow in the fourth quarter now that returns generated by this year’s crop of newly public firms has turned negative. The 88 companies that went public through the third quarter of this year delivered a 4% loss, on average as of 4 October.
Returns have been falling all year, with the 32 companies that went public in the first quarter delivering an 11%...






