Stocks extended their gains and the Nasdaq rose 2 percent on Wednesday after France and Germany urged Greece to implement austerity reforms to ease the euro zone debt crisis.

German and French leaders called on Greece to implement all reforms strictly and effectively, a German government spokesman said.

The Dow Jones industrial average <.DJI> was up 193.90 points, or 1.75 percent, at 11,299.75. The Standard & Poor's 500 Index <.SPX> was up 20.54 points, or 1.75 percent, at 1,193.41. The Nasdaq Composite Index <.IXIC> was up 51.16 points, or 2.02 percent, at 2,583.31.

(Reporting by Ryan Vlastelica; Editing by Kenneth Barry)