Benzinga's Top Upgrades

Analysts at Ascendiant Capital upgraded Polypore International Inc. (NYSE: PPO) from Hold to Buy. The price target for Polypore International is set to $60. Polypore International's shares closed at $46.52 yesterday.

Analysts at JP Morgan upgraded PACCAR Inc. (NASDAQ: PCAR) from Neutral to Overweight. The price target for PACCAR has been raised from $65 to $70. PACCAR's shares closed at $62.46 yesterday.

Analysts at Citigroup upgraded Brocade Communications Systems, Inc. (NASDAQ: BRCD) from Sell to Buy. The price target for Brocade Communications is set to $15. Brocade Communications' shares closed at $11.68 yesterday.

Analysts at Gabelli upgraded Mueller Water Products, Inc. (NYSE: MWA) from Hold to Buy. Mueller Water Products' shares closed at $8.92 yesterday.