Ameren (AEE) (TTMI) (UAUA) (WFM) (A) (AAON) Upgraded

Ameren Co. (NYSE: AEE), TTM Tech (NASDAQ: TTMI), United Continental Holdings, Inc. (NASDAQ: UAUA), Whole Foods Market (NYSE: WFM), Agilent Technologies Inc. (NYSE: A) and Aaon Inc. (NASDAQ: AAON) were upgraded by analysts.

Ameren Co. (AEE) was upgraded by Goldman Sachs (NYSE:GS) from a “Sell” rating to a “Neutral” rating. They have a price target of $32.00 on the company.

TTM Tech (TTMI) was upgraded by TheStreet to a “Buy” rating.

United Continental Holdings, Inc. (UAUA) was upgraded by Goldman Sachs (NYSE:GS) from a “Neutral” rating to a “Buy” rating.

Whole Foods Market (WFM) was upgraded by Credit Suisse (NYSE:CS) from an “Underperform” rating to a “Neutral” rating. They have a price target of $72.00 on the company.

Agilent Technologies Inc. (A) was upgraded by Bank of America (NYSE:BAC) from a “Neutral” rating to a “Buy” rating. They have a price target of $45.00 on the company.

Aaon Inc. (AAON) was upgraded by TheStreet to a “Buy” rating.