Major U.S. stock-indexes slumped on Friday, falling for the fourth straight session, as more grim data from China spooked investors already worried about the pace of global growth. The Dow Jones industrial average was poised to for its sharpest weekly fall since November, 2011. The Nasdaq composite and the S&P 500 were on track for their steepest weekly fall since May 2012. Data from China showed its giant manufacturing sector shrank at the fastest pace since the depths of the financial crisis in 2009, exacerbating worries about its health that have been preying on economist's minds for months.

All Dow stocks in negative area (30 of 30). Top looser - NIKE, Inc. (NKE, -3.93%).

All S&P index sectors also in negative area. Top looser - Conglomerates (-2.4%).

At the moment:

Dow 16679.00 -238.00 -1.41%

S&P 500 1996.75 -28.75 -1.42%

Nasdaq 100 4284.50 -81.75 -1.87%

10 Year yield 2,06% -0,03

Oil 40.36 -0.96 -2.32%

Gold 1156.90 +3.70 +0.32%