Biopharma stocks retreated in the week ending Aug. 13, defying the optimism that was found in the broader market. Earnings continued to dominate the headlines, with small- and mid-cap companies among those reporting during the week.
Toward the end of trading Thursday, the Dow traded down 0.14% to 35,435.25 while the NASDAQ rose 0.29% to 14,808.42. The S&P also rose, gaining 0.19% to 4,456.37.