Editor's Note: Green and red arrows refer to intraday stock price movement.


AK Steel ( AKS) upgraded at Dahlman Rose from Hold to Buy. $22 price target. Company is seeing higher volumes and is keeping a tight lid on costs.

Emerson Electric ( EMR) upgraded at Oppenheimer from Perform to Outperform, Oppenheimer said. $74 price target. Company continues to grow its business in the emerging markets.

First Solar ( FSLR) upgraded at Kaufman from Hold to Buy, Kaufman Bros. said. $165 price target. Stock is down 25% from January highs and the company will likely emerge as a clear winner in the solar industry.

Federal Signal ( FSS) downgraded at BMO from Outperform to Market Perform, BMO Capital said. Valuation call, based on a $7 price target.

Graphic Packaging ( GPK) rated new Buy at Goldman. $6.25 price target. Company is operating in a favorable price environment and is keeping a lid on its costs.

Graham Packaging ( GRM) downgraded at Goldman from Buy to Neutral, Goldman Sachs said. $24 price target. Valuation call, as the stock is up 38% over the past two weeks.

Helix Energy ( HLX) downgraded at Morgan Stanley to Equal-weight, Morgan Stanley said. $18 price target. Valuation call, as the stock is up 50% over the past three months.

Hospira ( HSP) downgraded at Citi to Sell from Hold. Solid 1Q11 upside and new $1 billion buyback program, Citigroup noted. Price target increased to $54 from $52.

Jacobs Engineering ( JEC) upgraded at BMO from Market Perform to Outperform, BMO Capital said. $60 price target. Company is seeing better demand from key end markets.

Lorillard ( LO) upgraded at Citi to Buy from Hold on strong 1Q11 results, improving fundamentals, Citigroup said. Price target jumps to $122 from $90.

Lexmark ( LXK) downgraded at Citi to Hold from Buy. Growth/margin trade-off yielding no EPS growth, Citigroup said. Price target cut to $36 from $55.

Lexmark ( LXK) downgraded at Brean from Buy to Hold, Brean Murray said. Company is facing new sales and margin headwinds.

Nokia ( NOK) rated new Hold at ThinkEquity. $8 price target. Company faces a long transition from its legacy Symbian products.

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