DELAFIELD, 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.>>5 Rocket Stocks for Turkey Day Trading Major moves in volume can signal unusual activity, such as insider buying or selling -- or buying or selling by "superinvestors." 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. >>5 Hated Earnings Stocks You Should Love With that in mind, let's take a look at several stocks rising on unusual volume today. Advisory Board Advisory Board ( ABCO) provides best practices research and analysis, business intelligence and software tools, and management and advisory services to the health care and education industries. This stock closed up 4.3% at $63.80 in Monday's trading session. Monday's Volume: 495,000
Three-Month Average Volume: 163,212
Volume % Change: 146% From a technical perspective, ABCO spiked higher here back above its 50-day moving average of $63.18 with above-average volume. This move also pushed shares of ABCO into breakout territory, since the stock took out some near-term overhead resistance at $62.98. Market players should now look for a continuation move higher in the short-term if ABCO can manage to take out Monday's high of $64.53 with high volume. Traders should now look for long-biased trades in ABCO as long as it's trending above $62 and then once it sustains a move or close above Monday's high of $64.53 with volume that hits near or above 163,212 shares. If we get that move soon, then ABCO will set up to re-test or possibly take out its next major overhead resistance levels at $66 to $70. Bloomin' Brands Bloomin' Brands ( BLMN) operates as a casual dining restaurant company. This stock closed up 5.7% at $26.91 in Monday's trading session.