NEW YORK, Feb 10 (Reuters) - U.S. stocks tumbled about 4 percent on Tuesday as investors worried that a plan to shore up the financial sector may not be enough to loosen up credit and contain the deepening recession.
* Apple AAPL.O dropped more than 5 percent to $97.30, while Google GOOG.O lost 5 percent to $359.65.
* The S&P index of financial stocks .GSPF fell nearly 10 percent while the KBW index of bank stocks .BKX shed 12.7 percent.
* The Dow Jones industrial average .DJI fell 377.13 points, or 4.56 percent, at 7,893.74. The Standard & Poor's 500 Index .SPX lost 42.41 points, or 4.88 percent, at 827.48. The Nasdaq Composite Index .IXIC shed 66.54 points, or 4.18 percent, at 1,525.02. (Reporting by Deepa Seetharaman; Editing by Leslie Adler)