The GovCon Index recovered much of its losses from Friday with a Monday gain of 0.532Â points — or 0.766Â percent — to close at 68.929.
Maximus‘ (NYSE: MMS) share price jumped nearly 3 percent after the company said it would purchase technology services contractor Acentia for $300 million cash.
U.S. investors reconsidered economic data released Friday on the U.S. nonfarm jobs market and believe it is more likely the Federal Reserve will raise interest rates in June, CNBC reports.
Europe’s central bank started its bond-buying program on Monday and plans to repurchase $66.3 billion in bonds per month through that initiative, according to the report.
The Dow Jones Industrial Average rose 138.94 points to 17, 995.72, the S&P 500 composite index climbed 8.17 points to 2, 079.43 and the NASDAQ composite index gained 15.07 points to 4, 942.44.
Top Percentage Gainers
 Company |  Stock Price |  $ Change |  % Change |
  Maximus |  61.98 |  1.72 |  2.85% |
 SAIC |  53.31 |  0.96 |  1.83% |
 Huntington Ingalls |   139.29 |   2.22 |  1.62% |
 Cubic Corp. |  52.17 |  0.82 |  1.60% |
 ICF International |  41.79 |  0.65 |  1.58% |
  Raytheon |   106.88 |   1.66 |  1.58% |
Market Summary
 Advancing Issues |   21 (70.00%) |
 Declining Issues |    9 (30.00%) |
 Unchanged Issues |    0 |
Executive Mosaic‘s GovCon Index is a composite index that tracks 30 of the largest publicly-traded Government Contracting (GovCon) firms.