Zoltek Companies (Nasdaq: ZOLT) reported earnings on Friday. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended June 30 (Q3), Zoltek Companies met expectations on revenues and beat expectations on earnings per share.

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

Margins increased across the board.

Revenue details
Zoltek Companies chalked up revenue of $48.1 million. The three analysts polled by S&P Capital IQ wanted to see revenue of $48.0 million on the same basis. GAAP reported sales were 25% higher than the prior-year quarter's $38.6 million.

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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 $0.16. The three earnings estimates compiled by S&P Capital IQ forecast $0.13 per share. GAAP EPS were $0.16 for Q3 compared to -$0.04 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 23.5%, 1,200 basis points better than the prior-year quarter. Operating margin was 13.3%, 1,650 basis points better than the prior-year quarter. Net margin was 11.6%, 1,540 basis points better than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $51.3 million. On the bottom line, the average EPS estimate is $0.17.

Next year's average estimate for revenue is $194.1 million. The average EPS estimate is $0.69.

Investor sentiment
The stock has a five-star rating (out of five) at Motley Fool CAPS, with 714 members rating the stock outperform and 42 members rating it underperform. Among 138 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 124 give Zoltek Companies a green thumbs-up, and 14 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Zoltek Companies is hold, with an average price target of $14.50.