NEW YORK -- Stocks that moved substantially or traded heavily on Monday:
Sanofi, down 73 cents to $45.30
The drug developer is buying biotechnology firm Synthorx, which focuses on potential cancer treatments, for $2.5 billion.
ArQule Inc., up $10.04 to $19.70
The biotechnology company is being bought by Merck & Co. for about $2.7 billion.
International Flavors & Fragrances Inc., down $8.23 to $133.81
The maker of flavors and fragrances is a potential buyer for DuPont's nutrition business, according to Bloomberg News.
Bristol-Myers Squibb Co., up $1.33 to $61.28
The pharmaceutical company issued an upbeat update on the early development of a potential cancer treatment.
Diplomat Pharmacy Inc., down $1.90 to $3.91
The specialty pharmacy is being bought by UnitedHealth Group's OptumRx unit for about $300 million.
Fate Therapeutics Inc., up $5.65 to $19.32
The biotechnology company said early development of a potential stem-cell based cancer treatment is going well.
Texas Capital Bancshares Inc., up $5.60 to $63.49
The regional bank operator is buying Independent Bank Group in a stock deal that will expand its footprint in Texas.
Antero Midstream Corp., up 65 cents to $5.14
The company is buying back $100 million in stock from Antero Resources Corp. and will cut expenses in 2020.