WINDERMERE, Fla. ( Stockpickr) -- Professional traders running mutual funds and hedge funds don't just look at a stock's price moves; they also track big changes in volume activity. Often when above-average volume moves into an equity, it precedes a large spike in volatility.Major moves in volume can signal unusual activity, such as insider buying or selling -- or buying or selling by "superinvestors." >>5 Stocks Ready to Break Out Unusual volume can also be a major signal that hedge funds and momentum traders are piling into a stock ahead of a catalyst. These types of traders like to get in well before a large spike, so it's always a smart move to monitor unusual volume. That said, remember to combine trend and price action with unusual volume. Put them all together to help you decipher the next big trend for any stock. With that in mind, let's take a look at several stocks rising on unusual volume today. >>5 Must-Own Dividend Stocks for 2013 Texas Capital BancShares Texas Capital BancShares ( TCBI) is a bank holding company in Texax that concentrates on middle-market commercial and high-net-worth customers. This stock is trading up 4.5% at $42.67 in recent trading. Today's Volume: 689,000 Average Volume: 425,540 Volume % Change: 111% From a technical perspective, TCBI is bouncing higher here right above its recent low of $40.25 with above-average volume. This move is quickly pushing shares of TCBI within range of triggering a major breakout trade. That trade will hit if TCBI manages to take out some near-term overhead resistance levels at its 50-day moving average of $43.17 and its 200-day moving average at $44.26, and then once it clears more resistance at $44.55 with high volume. Traders should now look for long-biased trades in TCBI as long as it's trending above today's low of $41.47, and then once it sustains a move or close above those breakout levels with volume that hits near or above 425,540. If that breakout hits soon, then TCBI will set up to re-test or possibly take out its next major overhead resistance levels at $47.39 to $48.35. Williams Partners Williams Partners ( WPZ) is engaged in the business of gathering, transporting, processing and treating natural gas as well as fractionating and storing natural gas liquids. This stock is trading up 2.3% to $50.21 in recent trading.
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