Two Brothers, a Big Biotech Bet and an $8 Billion Payout

Pfizer to close Seagen manufacturing plant in Seattle area following $43B acquisition

Pfizer gets OK for $43-billion Seagen deal after donating cancer drug rights

Pfizer expects to close Seagen deal on Thursday, will create a new oncology division to incorporate company

Pfizer wins unconditional EU antitrust okay for $43 bln Seagen buy

EU antitrust regulators set Oct. 19 deadline for Pfizer's Seagen deal

Zai Lab ADR surges after Seagen, Genmab release cervical cancer treatment results

Genmab, Seagen say Tivdak cervical cancer trial met overall survival endpoint