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.
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 Rocket Stocks to Buy Now With that in mind, let's take a look at several stocks rising on unusual volume today. PharMerica PharMerica ( PMC) is an institutional pharmacy services company that services health care facilities and provides management pharmacy services to hospitals. This stock closed up 2% at $14.98 in Wednesday's trading session. Wednesday's Volume: 547,000
Three-Month Average Volume: 218,469
Volume % Change: 125% >>5 Stocks Under $10 to Trade for Breakouts From a technical perspective, PMC spiked higher here and broke out above some near-term overhead resistance at $14.71 with solid upside volume. This stock has been uptrending strong for the last two months, with shares moving higher from its low of $11.84 to its intraday high of $15.14. During that move, shares of PMC have been consistently making higher lows and higher highs, which is bullish technical price action. Traders should now look for long-biased trades in PMC as long as it's trending above its 200-day at $14.06 and then once it sustains a move or close above Wednesday's high of $15.14 with volume that this near or above 218,469 shares. If we get that move soon, then PMC will set up to re-test or possibly take out its next major overhead resistance levels at $15.80 to its 52-week high at $16.45. GNC