Interxion Holding (NYSE: INXN) reported earnings on May 8. Here are the numbers you need to know.

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

Compared to the prior-year quarter, revenue grew. GAAP earnings per share dropped significantly.

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

Revenue details
 Interxion Holding logged revenue of $95.3 million. The 12 analysts polled by S&P Capital IQ anticipated a top line of $96.8 million on the same basis. GAAP reported sales were 8.6% higher than the prior-year quarter's $87.7 million.

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 $0.13. The 13 earnings estimates compiled by S&P Capital IQ predicted $0.15 per share. GAAP EPS of $0.13 for Q1 were 24% lower than the prior-year quarter's $0.17 per share.

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 60.2%, 50 basis points better than the prior-year quarter. Operating margin was 22.6%, 330 basis points worse than the prior-year quarter. Net margin was 9.4%, 380 basis points worse than the prior-year quarter. (Margins calculated in GAAP terms.)

Looking ahead
 Next quarter's average estimate for revenue is $100.1 million. On the bottom line, the average EPS estimate is $0.15.

Next year's average estimate for revenue is $408.0 million. The average EPS estimate is $0.62.

Investor sentiment
 The stock has a three-star rating (out of five) at Motley Fool CAPS, with 19 members out of 21 rating the stock outperform, and two members rating it underperform. Among seven CAPS All-Star picks (recommendations by the highest-ranked CAPS members), seven give Interxion Holding a green thumbs-up, and give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Interxion Holding is buy, with an average price target of $26.65.

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