Mixed open as trade deficit widens

The markets opened mixed with the Dow rising 21 points to 16,797 while Nasdaq fell 28 points to 4,753 as the nation's trade deficit widened in August.

On the upside

PMC-Sierra (Nasdaq: PMCS) will be acquired by Skyworks Solutions (Nasdaq: SWKS) for a premium of approximately $2 billion in cash.

WaferGen Bio-systems (Nasdaq: WGBS) launched its ICEL-L8(TM) Single Cell System at the American Society of Human Genetics meeting.

DuPont (NYSE: DD) chair and chief executive Ella Kullman announced her retirement.

On the downside

The U.S. Preventive Services Task Force included Exact Sciences' (Nasdaq: EXAS) Cologuard as an alternative screening test for colorectal cancer.

Ilumina (Nasdaq: ILMN) announced preliminary third quarter earnings that fell short of analyst expectations and forecast fourth quarter revenue below estimates prompting downgrades.

Radware (Nasdaq: RDWR) warned that third quarter revenue would fall short of previous guidance.

In the broad market, advancing issues outpaced decliners by a margin of more than 9 to 7 on the NYSE while decliners barely edged out advancers by a slim margin on Nasdaq. The broader S&P 500 lost 5 points to 1,982. Bitcoin rose $5 to $244.