While Pfizer has made a number of acquisitions, its biggest bet is on Seagen. Pfizer wants this to be a transformative acquisition, and it projects Seagen to contribute $10 billion in sales by 2030.

With one headline, Pfizer had gone from being a well-known hunter — spending heavily to buy rivals — to the hunted.

As activist Starboard teams up with former Pfizer executives, the pharma giant’s lack of focus is in the spotlight.

Pfizer shares have gained ground since a report over the weekend said that activist investor Starboard Value has taken a roughly $1 billion stake in the drug maker and is pushing for changes. Monitor ...

An activist invester has taken interest in pharma giant Pfizer, which despite becoming a household name during the pandemic ...