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TheStreet Open House

10 Small-Cap Stocks That Tripled in 2010

Stocks in this article: TZOOMIPSPPOMSBENTRIDTWNC

5. Polypore International (PPO) sells microporous membranes, used in separation and filtration processes, to energy and technology companies. They are utilized in lithium and lead-acid batteries.

12-Month Sales Growth: 17%
12-Month Net Income Growth: -177%
Cash Flow Multiple: 16 (4% peer premium)
Quarterly Operating Profit Margin: 19%

Analyst Opinions: Of analysts evaluating Polypore, six, or 60%, advocate purchasing its shares and four suggest holding them. None are advising clients to sell. Wedbush offers the highest price target, expecting the stock to rise another 19% to $49. JPMorgan rates Polypore "neutral" with a $27 target, suggesting 35% downside. Polypore's forward earnings multiple of 27, book value multiple of 5.4 and sales multiple of 3.1 represent industry premiums.

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