Why Achillion Pharmaceuticals Shares Collapsed by 25% Today
Achillion Pharmaceuticals reported mixed results from clinical trials that sent shares tumbling.
Express Scripts Hates Gilead Sciences, Loves AbbVie
Express Scripts ditches Gilead Sciences' hepatitis C treatments from its drug formulary in favor of AbbVie.
AbbVie Inc. Throws First Punch in Hep C Price War With Gilead Sciences, Inc.
Express Scripts makes AbbVie's Viekira Pak its exclusive hepatitis C drug, excluding Gilead's Harvoni.
Investors Cheer Dow 18,000, but Big Pharma Gets Left Behind
The Dow topped a new milestone, but big pharmaceutical stocks had nothing to celebrate today.