Allot Communications (ALLT) shares rallied 5.2% in the last trading session to close at $7.87. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 41.9% gain over the past four weeks.

Shares are gaining from the sustained robust growth of the company's Concrete Waste Management business, driven by significant market share expansion and enhanced pricing capabilities.

This internet protocol services company is expected to post break-even quarterly earnings per share in its upcoming report, which represents a year-over-year change of +100%. Revenues are expected to be $24.4 million, up 0.3% from the year-ago quarter.

While earnings and revenue growth expectations are important in evaluating the potential strength in a stock, empirical research shows a strong correlation between trends in earnings estimate revisions and near-term stock price movements.

For Allot Communications, the consensus EPS estimate for the quarter has remained unchanged over the last 30 days. And a stock's price usually doesn't keep moving higher in the absence of any trend in earnings estimate revisions. So, make sure to keep an eye on ALLT going forward to see if this recent jump can turn into more strength down the road.

The stock currently carries a Zacks Rank #2 (Buy). You can see the complete list of today's Zacks Rank #1 (Strong Buy) stocks here >>>>

Allot Communications is part of the Zacks Technology Services industry. Cipher Mining Inc. (CIFR), another stock in the same industry, closed the last trading session 3.4% lower at $4.81. CIFR has returned -18.8% in the past month.

For Cipher Mining , the consensus EPS estimate for the upcoming report has remained unchanged over the past month at -$0.10. This represents a change of -300% from what the company reported a year ago. Cipher Mining currently has a Zacks Rank of #5 (Strong Sell).

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