Allot Communications (Nasdaq: ALLT) reported earnings on May 7. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q1), Allot Communications whiffed on revenues and missed estimates on earnings per share.

Compared to the prior-year quarter, revenue was unchanged. Non-GAAP earnings per share dropped significantly. GAAP earnings per share dropped to a loss.

Gross margins increased, operating margins dropped, net margins contracted.

Revenue details
Allot Communications reported revenue of $24.1 million. The 11 analysts polled by S&P Capital IQ anticipated sales of $27.4 million on the same basis. GAAP reported sales were the same as the prior-year quarter's.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
EPS came in at $0.02. The 11 earnings estimates compiled by S&P Capital IQ predicted $0.11 per share. Non-GAAP EPS of $0.02 for Q1 were 87% lower than the prior-year quarter's $0.15 per share. GAAP EPS were -$0.06 for Q1 against $0.10 per share for the prior-year quarter.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
For the quarter, gross margin was 72.0%, 50 basis points better than the prior-year quarter. Operating margin was -8.3%, much worse than the prior-year quarter. Net margin was -7.7%, much worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
Next quarter's average estimate for revenue is $29.2 million. On the bottom line, the average EPS estimate is $0.14.

Next year's average estimate for revenue is $122.7 million. The average EPS estimate is $0.64.

Investor sentiment
The stock has a three-star rating (out of five) at Motley Fool CAPS, with 118 members out of 129 rating the stock outperform, and 11 members rating it underperform. Among 27 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 21 give Allot Communications a green thumbs-up, and six give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Allot Communications is outperform, with an average price target of $20.00.

Looking for alternatives to Allot Communications? It takes more than great companies to build a fortune for the future. Learn the basic financial habits of millionaires next door and get focused stock ideas in our free report, "3 Stocks That Will Help You Retire Rich." Click here for instant access to this free report.

Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. The Motley Fool has no position in any of the stocks mentioned. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.