RadioShack (NYSE: RSH) reported earnings on April 24. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q1), RadioShack missed estimates on revenue and missed expectations on earnings per share.

Compared to the prior-year quarter, revenue shrank and GAAP earnings per share contracted to a loss.

Margins dropped across the board.

Revenue details
RadioShack reported revenue of $1.01 billion. The 17 analysts polled by S&P Capital IQ hoped for a top line of $1.06 billion on the same basis. GAAP reported sales were 0.9% lower than the prior-year quarter's $1.02 billion.

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 -$0.08. The 13 earnings estimates compiled by S&P Capital IQ predicted $0.05 per share. GAAP EPS were -$0.08 for Q1 compared to $0.32 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 39.1%, 530 basis points worse than the prior-year quarter. Operating margin was 0.2%, 610 basis points worse than the prior-year quarter. Net margin was -0.8%, 420 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $989.3 million. On the bottom line, the average EPS estimate is $0.14.

Next year's average estimate for revenue is $4.55 billion. The average EPS estimate is $0.62.

Investor sentiment
The stock has a two-star rating (out of five) at Motley Fool CAPS, with 478 members out of 855 rating the stock outperform, and 377 members rating it underperform. Among 223 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 111 give RadioShack a green thumbs-up, and 112 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on RadioShack is hold, with an average price target of $8.41.

Can your retirement portfolio provide you with enough income to last? You'll need more than RadioShack. Learn about crafting a smarter retirement plan in our free report: "The Shocking Can't-Miss Truth About Your Retirement." Click here for instant access to this free report.