IAMGOLD (IAG) (KWK) (CQP) (DEE) (LNT) (MOS) (NOV) (SDRL) (SNP) (TRGP) Upgraded

IAMGOLD Corp. (IAG), Quicksilver Resources Inc. (KWK), Cheniere Energy Partners LP (CQP), Delphi Energy Corp. (DEE), Alliant Energy (LNT), The Mosaic Company (MOS), National-Oilwell Varco, Inc. (NOV), Seadrill Ltd (SDRL), China Petroleum and Chemical (SNP) and Targa Resources Investments Inc. (TRGP) were upgraded by analysts.

Barclays Capital upgraded Cheniere Energy Partners L P (CQP) from an "Equal Weight" rating to an "Overweight" rating. They have a price target of $25.00 on the company.

Canaccord Genuity upgraded Delphi Energy Corp. (DEE) from a "Sell" rating to a "Speculative Buy" rating.

BMO Capital Markets upgraded IAMGOLD Corp. (IAG) from a "Market Perform" rating to an "Outperform" rating.

Macquarie upgraded Quicksilver Resources (KWK) from an "Underperform" rating to a "Neutral" rating. They have a price target of $2.50 on the company.

Ladenburg Thalmann upgraded Alliant Energy (LNT) from a "Neutral" rating to a "Buy" rating.

Standpoint Research upgraded The Mosaic Company (MOS) from a "Hold" rating to a "Buy" rating.

Standpoint Research upgraded National-Oilwell Varco, Inc. (NOV) from a "Hold" rating to a "Buy" rating. They have a price target of $82.00 on the company.

Credit Suisse upgraded Seadrill Ltd (SDRL) from a "Neutral" rating to an "Outperform" rating. They have a price target of $48.00 on the company.

Citigroup (NYSE: C) upgraded China Petroleum and Chemical (SNP) from a "Neutral" rating to a "Buy" rating.

UBS AG upgraded STMicroelectronics (STM) from a "Sell" rating to a "Neutral" rating.

Tudor Pickering upgraded Targa Resources Investments Inc. (TRGP) from a "Hold" rating to a "Buy" rating.

National Oilwell Varco (NOV) Acquiring NKT

National Oilwell Varco (NOV) announced it is acquiring Denmark's NKT Holding and Norway's Subsea 7, the unit of the companies that make pipelines. Varco will pay $673.4 million for the units.

This will increase Varco's exposure to the offshore segment of the oilfield equipment industry.

National Oilwell Varco's Chief Executive Pete Miller said the acquisition will "significantly increases our footprint in this growing segment of the oil and gas industry."

The company just came off a quarter which exceeded analysts' expectations, generating revenue of $4.26 billion. Revenue jumped 34 percent over the same quarter of 2011, to $3.17 billion.

Morgan Stanley (NYSE:MS) upgraded the company from an "Equal Weight" rating to an "Overweight" rating.