Tellabs (Nasdaq: TLAB) reported earnings on Oct. 25. Here are the numbers you need to know.

The 10-second takeaway
 For the quarter ended Sep. 28 (Q3), Tellabs missed estimates on revenues and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue dropped significantly and GAAP loss per share contracted.

Gross margins contracted, operating margins expanded, net margins grew.

Revenue details
 Tellabs booked revenue of $264.4 million. The 10 analysts polled by S&P Capital IQ anticipated a top line of $276.5 million on the same basis. GAAP reported sales were 20% lower than the prior-year quarter's $329.8 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 $0.02. The nine earnings estimates compiled by S&P Capital IQ forecast $0.01 per share. GAAP EPS were -$0.01 for Q3 compared to -$0.36 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 39.2%, 210 basis points worse than the prior-year quarter. Operating margin was -0.8%, 210 basis points better than the prior-year quarter. Net margin was -1.5%, 3,790 basis points better than the prior-year quarter.

Looking ahead
 Next quarter's average estimate for revenue is $289.4 million. On the bottom line, the average EPS estimate is $0.02.

Next year's average estimate for revenue is $1.11 billion. The average EPS estimate is -$0.01.

Investor sentiment
 The stock has a four-star rating (out of five) at Motley Fool CAPS, with 389 members out of 437 rating the stock outperform, and 48 members rating it underperform. Among 89 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 81 give Tellabs a green thumbs-up, and eight give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Tellabs is hold, with an average price target of $4.03.

Can your portfolio provide you with enough income to last through retirement? You'll need more than Tellabs. Learn how to maximize your investment income and "Secure Your Future With 9 Rock-Solid Dividend Stocks." Click here for instant access to this free report.