NEW YORK ( Stockpickr) -- Short sellers beware; stocks are seeing a buyer's market this week. Now that the S&P 500 and the Dow Jones Industrial Average have cleared major resistance levels -- at 1150 and 10,700 respectively -- investors seem to be comfortable being bullish once again, whether or not they should be. Case in point: this week's big name technical charts.Technical analysis uses a stock's price movements to determine where shares are headed in the future. Technical charts are used every day by proprietary trading floors, the street's biggest financial firms and individual investors to get an edge on the market. And according to some sources, skilled technical traders can bank gains as much as 90% of the time. Every week, Stockpickr analyzes the technicals for some of Wall Street's highest-volume stocks and takes a look at how to trade them. Here's this week's look at how some of the biggest names on Wall Street are trading technically.