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

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Alcatel-Lucent ( ALU) was upgraded at Capstone Investments to Hold. $5.50 price target. Business trends appear to be bottoming, Capstone said.

TD Ameritrade ( AMTD - Get Report) was downgraded at Goldman Sachs from Buy to Neutral. Company is facing a seasonally lower trading period, Goldman said.

Apollo Global ( APOL) was rated new Buy at UBS. $21 price target. Company is a market leader trading at a discount valuation, UBS said.

Airgas ( ARG) was upgraded at Soleil Securities from Hold to Buy. $80 price target. Estimates also boosted, as higher sales are leading to wider margins and share buybacks, Soleil said.

American Water Works was upgraded at Citigroup to Buy from Hold. Solid defense stock with upside potential, Citigroup said. Price target increased to $32 from $23.50.

Continental Resources ( CLR - Get Report) was upgraded at Canaccord Genuity from Hold to Buy. Stock has pulled back 15% over the past month, but continues to execute well in the Bakken shale, Canaccord said. $78 price target.

Commvault Systems ( CVLT) was downgraded at Capstone Investments from Sell to Hold. Valuation call, based on a $28 price target, Capstone said, adding that the company is not a likely takeover candidate.

Diamond Offshore ( DO) was upgraded at Duncan-Williams from Reduce to Strong Buy. $86.75 price target. Stock is trading at a 20% discount to its peers, Duncan-Williams said.

E*Trade Financial ( ETFC) was upgraded at Goldman Sachs from Neutral to Buy. Company is hedged to lower interest rates, Goldman said. $19 price target.

Helmerich & Payne ( HP) was upgraded at Duncan-Williams from Reduce to Strong Buy. $72 price target. Stock appears attractive, following a recent pullback, Duncan-Williams said.

Idex ( IEX) was rated new Outperform at Wells Fargo. Company has operating leverage and could augment growth with acquisitions, Wells Fargo said.

Mead Johnson ( MJN) was downgraded at Goldman Sachs from Buy to Neutral. Stock was also cut from the Conviction List. Valuation call, based on a $70 price target, Goldman said.

Noble Corp. ( NE) was upgraded at Duncan-Williams from Reduce to Strong Buy. Valuation call, based on a $54 price target, Duncan-Williams said.

Ross Stores ( ROST - Get Report) was upgraded at Citigroup to Hold from Sell. Expecting strong results in the first quarter, Citigroup said. Price target boosted to $83 from $65.

Sandisk ( SNDK) was upgraded at ThinkEquity from Hold to Buy. $60 price target. NAND pricing should improve in the second half of the year, ThinkEquity said.

Teco Energy ( TE) was downgraded at Bank of America/Merrill Lynch from Neutral to Underperform. Valuation call, based on an $18.50 price target, BofA/Merrill said.

Ultra Petroleum ( UPL) upgraded at Canaccord Genuity from Sell to Hold. $45 price target. Company is spending more in the Marcellus Shale, Canaccord said.

Ultra Petroleum ( UPL) numbers were increased at Goldman Sachs through 2013. Company is realizing higher production rates and keeping a tight lid on costs. Neutral rating and new $51 price target.

Verint Systems ( VRNT) was initiated at Credit Suisse with an Outperform rating and $42 price target. Re-emergence of software analytics leader, Credit Suisse said.

Vertex Pharmaceuticals ( VRTX) was upgraded at ThinkEquity from Hold to Buy. New analyst believes that Incivek approval should help transition the company, ThinkEquity said. $62 price target.

End of report.

This article was written by a staff member of TheStreet.