The markets closed mixed with the Dow tumbling 76 points to 19,887 on lower crude oil prices. Nasdaq rose 10 points to 5,531.
On the upside
Exact Sciences (Nasdaq: EXAS) announced preliminary fourth quarter revenue that more than doubled over last year.
UnitedHealth Group will pay a premium of approximately $2.3 billion to acquire Surgical Care Affiliates (Nasdaq: SCAI).
Shares of Bonanza Creek Energy (NYSE: BCEI) climbed for the fourth day.
On the downside
AtriCure (Nasdaq: ATRC) reported disappointing preliminary fourth quarter revenue.
Alcobra (Nasdaq: ADHD) provided an update on its meeting with the Food and Drug Administration to discuss the ongoing Clinical Hold for Metadoxine Extended Release and paths to resume human clinical trials with MDX.
Investors locked in profits on BioCryst Pharmaceuticals (Nasdaq: BCRX).
In the broad market, declining issues outpaced advancers by a margin of more than 5 to 3 on the NYSE and by more than 7 to 5 on Nasdaq. The broader S&P 500 index fell 8 points to 2,268. Bitcoin gained $5 to $884.