MADISON, Wis. ( 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 Insiders Love Right Now 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 Rocket Stocks to Buy for May Cavium Cavium ( CAVM) is a provider of semiconductor processors that enable processing for networking, communications, storage, wireless, security, video and connected home and office applications. This stock is trading up 3.3% to $32.51 in recent trading. Today's Volume: 2.15 million
Average Volume: 929,266
Volume % Change: 299% >>4 Big Tech Stocks to Trade (or Not) Shares of CAVM are trending higher today after the company beat Wall Street earnings-per-share estimates by 1 cent and reported revenues in-line with estimates. From a technical perspective, CAVM is gapping higher here and flirting with its 200-day moving average at $33 with heavy upside volume. At last check, CAVM has hit an intraday high of $34.22 and volume is well above its three-month average action of 929,266 shares. This move is starting to push CAVM within range of triggering a major breakout trade. That trade will hit if CAVM manages to take out some near-term overhead resistance levels at $35.25 to its 50-day at $35.39 with high volume. Traders should now look for long-biased trades in CAVM as long as it's trending above its 200-day at $33 or above today's low at $31.78 and then once it sustains a move or close above those breakout levels with volume that hits near or above 929,266 shares. If that breakout triggers soon, then CAVM will set up to re-test or possibly take out its next major overhead resistance levels at $38.99 to $39.52.
Average Volume: 398,402
Volume % Change: 272% >>5 Hated Stocks That Could Pop in May Shares of SGI are soaring higher today after the company delivered a profit and beat Wall Street's expectations, as well as beat the revenue expectation. Revenue jumped 16.66% to $232.6 million from the year-earlier period. From a technical perspective, SGI is exploding higher here back above its 50-day moving average at $13.87 with above-average volume. This move is quickly pushing shares of SGI within range of triggering a major breakout trade. That trade will hit if SGI manages to take out today's high at $15.02 and then once it clears more key overhead resistance levels at $15.88 to $15.99 with high volume. Traders should now look for long-biased trades in SGI as long as it's trending above its 50-day at $13.87 and then once it sustains a move or close above those breakout levels with volume that hits near or above 398,402 shares. If that breakout triggers soon, then SGI will set up to enter new 52-week high territory above $15.99, which is bullish technical price action. Some possible upside targets off that breakout are $17 to $18. Keynote Systems Keynote Systems ( KEYN) develops and sells services, hardware and software to measure, test, assure and improve the service quality of Internet and mobile communications. This stock is trading up 4.5% to $11.72 in recent trading. Today's Volume: 190,000
Average Volume: 81,707
Volume % Change: 207% From a technical perspective, KEYN is trending higher here right above its recent low of $10.85 with above-average volume. This stock had been downtrending badly for the last three months, with shares plunging lower from its high of $16.32 to its recent 52-week low of $10.85. During that move, shares of KEYN were consistently making lower highs and lower lows, which is bearish technical price action. That move pushed shares of KEYN into oversold territory, since its recent relative strength index reading was well below 30. Shares of KEYN are now bouncing off oversold levels and attempting to re-fill some of its previous gap down zone from April that started at $13.50.
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