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 Hated Earnings Stocks That Deserve Your Love 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. >>4 Turnaround Stocks With Major Upside ASML Holding ASML Holding ( ASML) is a provider of lithography systems for the semiconductor industry. This stock is trading up 1.8% at $69 in recent trading. Today's Volume: 4.91 million
Average Volume: 1.89 million
Volume % Change: 358% >>3 Tech Stocks Under $10 Spiking Higher From a technical perspective, ASML is bouncing modestly higher here and briefly back above its 50-day moving average at $70.40 with heavy upside volume. At last check, ASML has hit an intraday high of $72.09, and volume is well above its three-month average action of 1.89 million shares. This move is starting to push ASML within range of triggering a near-term breakout trade. That trade will hit if ASML manages to clear some near-term overhead resistance levels at $71.90 to $73.24 with high volume. Traders should now look for long-biased trades in ASML as long as it's trending above its 50-day at $70.40, and then once it sustains a move or close above those breakout levels with volume that hits near or above 1.89 million shares. If that breakout triggers soon, then ASML will set up to re-test or possibly take out its next major overhead resistance levels at $74 to $78.30.