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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.

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Major moves in volume can signal unusual activity, such as

insider buying



-- 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.

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With that in mind, let's take a look at

several stocks rising on unusual volume today.





) is a development stage molecular diagnostic company focused on the development and marketing of urine-based nucleic acid tests for patient/disease screening and monitoring. This stock closed up 6% to $10.02 in Friday's trading session.

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Friday's Volume: 712,000

Three-Month Average Volume: 183,106

Volume % Change: 294%

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From a technical perspective, TROV ripped higher here into all-time high territory with heavy upside volume. This stock has been uptrending strong for the last month and change, with shares soaring higher from its low of $5.75 to its new all-time high of $10.20. During that move, shares of TROV have been making mostly higher lows and higher highs, which is bullish technical price action. That move has also been accompanied by bullish upside volume flows.

Traders should now look for long-biased trades in TROV as long as it's trending above its recent breakout level of $8.83, and then once it sustains a move or close above its all-time high of $10.20 with volume that hits near or above 183,106 shares. If we get that move soon, then TROV will set up to enter new all-time high territory, which is bullish technical price action. Some possible upside targets off that move are $13 to $15.

Addus HomeCare

Addus HomeCare



) provides a range of home- and community-based services to older adults and younger disabled individuals in the U.S. This stock closed up 10.16% at $21.46 in Friday's trading session.

Friday's Volume: 273,000

Three-Month Average Volume: 184,047

Volume % Change: 110%

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From a technical perspective, ADUS ripped sharply higher here right above some near-term support at $18.58 and back above its 50-day moving average of $19.44 with above-average volume. This move also pushed shares of ADUS into breakout territory, since the stock took out some near-term overhead resistance at $20.94. Shares of ADUS are now starting to trend within range of triggering another major breakout trade. That trade will hit if ADUS manages to take out some resistance at $22 to its 52-week high at $23.71 with high volume.

Traders should now look for long-biased trades in ADUS as long as it's trending above $20.94 or its 50-day at $19.44 and then once it sustains a move or close above those breakout levels with volume that this near or above 184.047 shares. If that breakout triggers soon, then ADUS will set up to enter new 52-week-high territory, which is bullish technical price action. Some possible upside targets off that breakout are $30 to $32.

To see more stocks rising on unusual volume, check out the

Stocks Rising on Unusual Volume

portfolio on Stockpickr.

-- Written by Roberto Pedone in Delafield, Wis.


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At the time of publication, author had no positions in stocks mentioned. Roberto Pedone, based out of Delafield, Wis., is an independent trader who focuses on technical analysis for small- and large-cap stocks, options, futures, commodities and currencies. Roberto studied international business at the Milwaukee School of Engineering, and he spent a year overseas studying business in Lubeck, Germany. His work has appeared on financial outlets including


. You can follow Pedone on Twitter at or @zerosum24.