Stifel Nicolaus Upgrades Polypore International to Buy (PPO)

Stifel Nicolaus is out with its report today on Polypore Internatioal PPO, upgrading PPO from Hold to Buy.

In a note to clients, Stifel Nicolaus writes, "We are upgrading shares of Polypore from a Hold to a Buy and establishing a 12-18 month target price of $70. With the company firing on all cylinders across business lines and new lithium separator as well as PUREMA capacity ramping in 2011, we see potential for upside to estimates in 2H11 and beyond."

At the time of posting, shares of PPO were trading pre-market at $55.77, up 1.88% from Tuesday's close.