NEW YORK (

TheStreet

) --

CHANGE IN RATINGS

Harte-Hanks

(HHS) - Get Report

was upgraded to buy at TheStreet Ratings.

Microsoft

(MSFT) - Get Report

was upgraded at Nomura to buy. $38 price target. Shareholder activism could help unlock value, Nomura said.

Precision Castparts

(PCP)

was upgraded at Wells Fargo to outperform from market perform. Company can deliver 15% annual earnings growth over the next several years, Wells Fargo said.

Regeneron

(REGN) - Get Report

was initiated with an outperform rating at Oppenheimer. $300 price target. Eylea should continue to grow and the company is expanding into DME, Oppenheimer said.

Read: Kohls, Red Robin Beat With Gourmet Burgers in a Moon-Shoot

Santaurus

(SNTS)

was downgraded at Leerink Swann to market perform from outperform. $26 price target. Valuation call, as the company trades at a sizable premium to its peers, Leerink Swann said.

Sempra Energy

(SRE) - Get Report

was initiated with a buy rating at Keybanc. $100 price target. Company has a strong growth profile, including exposure to Latin America, Keybanc said.

Speedway Motorsports

(TRK) - Get Report

was downgraded to hold at TheStreet Ratings.

Tesla

(TSLA) - Get Report

was initiated with a hold rating at Stifel Nicolaus. Valuation call, as the company still has little evidence of customer retention or success at lower price points, Stifel Nicolaus said.

Read: Abercrombie & Fitch Plunges on Weak Earnings, Cautious Outlook

Vertex

(VRTX) - Get Report

was initiated with an outperform rating at Oppenheimer. $105 price target. Cystic Fibrosis treatments can continue to drive growth, Oppenheimer said.

Zynga

(ZNGA) - Get Report

was initiated with a hold rating at Benchmark. $2.98 price target. New management needs to show stabilized Web trends and material mobile acceleration, Benchmark said.

Stock Comments / EPS Changes

American Eagle

(AEO) - Get Report

numbers were cut at BMO Capital. Estimates were reduced through 2014. Management cut guidance, BMO Capital said. Market Perform rating and new $15 price target.

Best Buy

(BBY) - Get Report

numbers were increased at UBS. Estimates were boosted through 2015. Domestic business is positioned well, ahead of the holidays, UBS said. Neutral rating and new $35 price target.

Hewlett-Packard

(HPQ) - Get Report

numbers were reduced at BMO Capital. Shares are now seen reaching $27. Estimates were also cut, given lower operating growth, especially in the enterprise segment, BMO Capital said. Market Perform rating.

Illumina

(ILMN) - Get Report

estimates, price target were boosted at Bank of America/Merrill Lynch. Shares are now seen reaching $90. Estimates were also increased, given higher HiSeq growth and lower expected operating costs, BofA/Merrill said. Buy rating.

Lowe's

(LOW) - Get Report

estimates, price target were raised at BMO Capital. Shares are now seen reaching $50. Estimates were also increased, given the company's new guidance, BMO Capital said. Market Perform rating.

Read: 5 Vehicles Parents Want When They Can't Stand the Minivan

JM Smucker

(SJM) - Get Report

numbers were increased at Jefferies. Estimates were increased through 2014. Company is seeing higher volume growth, in response to price cuts, Jefferies said. Hold rating and new $101 price target.

Staples

(SPLS)

estimates, price target were reduced at Jefferies. Shares are now seen reaching $14. Estimates were also cut, as the company is seeing slower demand across the board, Jefferies said. Hold rating.

Target

(TGT) - Get Report

estimates, price target were cut at UBS. Shares are now seen reaching $66. Estimates were also reduced, given the company's new guidance, UBS said. Neutral rating.

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This article was written by a staff member of TheStreet.