POLYPORE INTL (PPO) Downgraded by Zacks to UNDERPERFORM

Zacks Investment Research downgraded shares of POLYPORE INTL (PPO) from NEUTRAL to UNDERPERFORM on October 01, 2012, with a target price of $33.60.

Polypore, Inc., a subsidiary of Polypore International, Inc., is a worldwide developer, manufacturer and marketer of highly specialized polymer-based membranes used in separation and filtration processes.

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