Stocks opened lower on Tuesday, weighed by profit taking following a 7 percent rally in the S&P 500, as investors assessed a raft of recent moves to shore up the struggling economy.

The Dow Jones industrial average <.DJI> fell 61.57 points, or 0.79 percent, to 7,714.29. The Standard & Poor's 500 Index <.SPX> dropped 9.54 points, or 1.16 percent, to 813.38. The Nasdaq Composite Index <.IXIC> lost 21.95 points, or 1.41 percent, to 1,533.82.

(Reporting by Rodrigo Campos, Editing by Chizu Nomiyama)