Why Biohaven Stock Is Soaring Today
Shares of Biohaven Ltd. (NYSE: BHVN) were soaring 12.7% as of 11:23 a.m. ET on Tuesday after skyrocketing as much as 21.4% earlier in the day. The big gain came after Pfizer (NYSE: PFE) completed its acquisition of Biohaven Pharmaceutical on Monday. The "old" Biohaven, with its migraine drugs Nurtec ODT and zavegepant, became a wholly owned subsidiary of Pfizer.