The GovCon Index erased two days of gains to end the week as it declined 2.414 percent — or 1.600 points — to close at 67.878 Friday.
All companies in the index recorded losses.
A report that showed a slowdown in Chinese factory production weighed on markets around the world and oil shares continued to fall as the price of crude oil-per-barrel on the New York Mercantile exchange slid to its lowest figure in five years, according to Bloomberg.
The Dow Jones Industrial Average lost 315.51 points — or 1.79 percent — to close at 17, 280.83, the S&P 500 composite index declined 33 points — or 1.62 percent — to close at 2, 002.33 and the NASDAQ composite index fell 54.57 points — or 1.16 percent — to close at 4, 653.60.
The Executive Mosaic GovCon Index is a composite index that tracks 30 of the largest publicly-traded Government Contracting (GovCon) firms.