Most U.S. stocks fell late in the trading day after the European Central Bank said it would suspend a waiver to let banks use the Greek government’s debt as collateral for loans, according to the Wall Street Journal.
The Dow Jones Industrial Average inched up 6.62 points to 17, 673.02, the S&P 500 composite index slipped 8.52 points to 2, 041.51 and the NASDAQ composite index dipped 11.03 points to 4, 716.70.
Top Percentage Gainers
 Company |  Stock Price |  $ Change |  % Change |
 Engility Holdings |   44.96 |   2.02 |   4.70% |
 Healthnet |   55.38 |   1.00 |   1.84% |
 ATK |   138.04 |   1.69 |   1.24% |
 BAE Systems Inc. |   32.08 |   0.31 |   0.98% |
 Computer Sciences Corp. |   62.63 |   0.58 |   0.93% |
Market Summary
 Advancing Issues |   14 (46.66%) |
 Declining Issues |   16 (53.33%) |
 Unchanged Issues |    0 |
Executive Mosaic‘s GovCon Index is a composite index that tracks 30 of the largest publicly-traded Government Contracting (GovCon) firms.