Wall St ends up

US stocks finished higher for a second session Wednesday, led by technology shares, after Federal Reserve Chairman Bernanke reiterated that the central bank stands ready to inject more stimulus
Dow Jones Industrial Average rallied for a second session, jumping 103.16 points, or 0.81 percent, to close at 12,908.70
S&P 500 added 9.11 points, or 0.67 percent, to end at 1,372.78.
Among the key S&P sectors, techs led the gainers, while banks added to losses.
Nasdaq climbed 32.56 points, or 1.12 percent, to close at 2,942.60.