Sanofi, Regeneron expand tie-up with $8 billion drug-development deal, settle legal dispute
Sanofi shares closed up nearly 1% on Thursday. Shares of Tarrytown, New York-based Regeneron were down 4% in midday trading.
Sanofi shares closed up nearly 1% on Thursday. Shares of Tarrytown, New York-based Regeneron were down 4% in midday trading.