Stock Quotes in this Article: CECE, HNT, ICUI, QIWI

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 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.

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With that in mind, let's take a look at several stocks rising on unusual volume today.

CECO Environment

CECO Environment (CECE) provides an array of solutions for industrial ventilation and air-quality problems through dust, mist and fume control systems and particle and chemical technologies to industrial and commercial customers. This stock closed up 4.7% to $13.12 in Monday's trading session.

Monday's Volume: 289,000

Three-Month Average Volume: 79,872

Volume % Change: 233%

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From a technical perspective, CECE ripped higher here back above its 50-day moving average of $12.97 with heavy upside volume. This move is quickly pushing shares of CECE within range of triggering a near-term breakout trade. That trade will hit if CECE manages to take out some near-term overhead resistance levels at $13.50 to $13.78 with high volume.

Traders should now look for long-biased trades in CECE as long as it's trending above Monday's low of $12.34 and then once it sustains a move or close above those breakout levels with volume that hits near or above 79,872 shares. If that breakout hits soon, then CECE will set up to re-test or possibly take out its 52-week high at $14.26. Any high-volume move above that level will then give CECE a chance to tag $15 to $16.

QIWI

QIWI (QIWI), along with its subsidiaries, provides payment services in Russia and the CIS. This stock closed up 6% to $33.45 in Monday's trading session.

Monday's Volume: 566,000

Three-Month Average Volume: 190,412

Volume % Change: 200%

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From a technical perspective, QIWI jumped higher here right above some near-term support at $30 with strong upside volume. This stock has been uptrending strong for the last four months, with shares soaring higher from its low of $14.31 to its recent high of $34.59. During that move, shares of QIWI have been consistently making higher lows and higher highs, which is bullish technical price action. That move is quickly pushing shares of QIWI within range of triggering a major breakout trade. That trade will hit if QIWI manages to take out its all-time high at $34.59 with high volume.

Traders should now look for long-biased trades in QIWI as long as it's trending above some near-term support at $30 and then once it sustains a move or close above its all-time high at $34.59 with volume that hits near or above 190,412 shares. If that breakout triggers soon, then QIWI will set up to enter new all-time-high territory, which is bullish technical price action. Some possible upside targets off that breakout are $40 to $45.

Health

Health (HNT) is an integrated managed care organization that delivers managed health care services through health plans and government-sponsored managed care plans. This stock closed up 4.2% to $30.85 in Monday's trading session.

Monday's Volume: 1.45 million

Three-Month Average Volume: 633,564

Volume % Change: 119%

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Shares of HNT jumped higher on Monday after Susquehanna upgraded the stock to positive from neutral in a note to clients, saying shares could double in value during the next 12 to 18 months if coverage expansions outlined in President Obama's health care overhaul work.

From a technical perspective, HNT trended up here right above some near-term support at $29.11 with above-average volume. This move is quickly pushing shares of HNT within range of triggering a near-term breakout trade. That trade will hit if HNT manages to take out its 50-day moving average at $31.39 and then once it clears Monday's high of $31.49 to $32 with high volume.

Traders should now look for long-biased trades in HNT as long as it's trending above near-term support at $29.11 and then once it sustains a move or close above those breakout levels with volume that hits near or above 633,564 shares. If that breakout triggers soon, then HNT will set up to re-test or possibly take out its next major overhead resistance levels at $33.61 to its 52-week high at $33.70. Any high-volume move above its 52-week high will then put its next major overhead resistance levels at $36 to $38 into range for shares of HNT.

ICU Medical

ICU Medical (ICUI) is engaged in the development, manufacture and sale of innovative medical devices used in infusion therapy, oncology and critical care applications. This stock closed up 1% at $73.64 in Monday's trading session.

Monday's Volume: 320,000

Three-Month Average Volume: 159,392

Volume % Change: 98%

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From a technical perspective, ICUI bounced modestly higher here right off some near-term support at $70 and back above its 50-day moving average of $72.62 with above-average volume. This move is quickly pushing shares of ICUI within range of triggering a near-term breakout trade. That trade will hit if ICUI manages to take out some near-term overhead resistance at $74.93 with high volume.

Traders should now look for long-biased trades in ICUI as long as it's trending above support at $70 and then once it sustains a move or close above $74.93 with volume that this near or above 159,392 shares. If that breakout hits soon, then ICUI will set up to re-test or possibly take out its next major overhead resistance levels at $76 to its 52-week high at $85.

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

CNBC.com and Forbes.com. You can follow Pedone on Twitter at www.twitter.com/zerosum24 or @zerosum24.