Analysts' Actions: AINV EBAY GRPN RVBD VMW

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Apollo Investment ( AINV) was initiated with a buy rating at UBS. $10 price target. Still a cut above other BDCs, UBS said.

Axiall ( AXLL) was initiated with a neutral rating at Citigroup. $60 price target. Valuation call, as the stock is already up 35% year to date, Citi said.

Charter Communications ( CHTR) was initiated with a neutral rating at Nomura. Valuation call, based on an $85 price target, Nomura said.

eBay ( EBAY) was initiated with an outperform rating at BMO Capital. $64 price target. Company should continue to deliver solid growth, BMO said.

Edison ( EIX) was upgraded at BMO Capital from market perform to outperform. $56 price target. Company is seeing higher rates and cutting CapEx spending, BMO Capital said.

Exceed Company ( EDS) was upgraded to hold at TheStreet Ratings.

Groupon ( GRPN) was downgraded at Wells Fargo to market perform. Company's business model is changing for the worse, Wells Fargo said.

Groupon was downgraded to underperform at Bank of America/Merrill Lynch. $4.20 price target. Company is realizing lower margins, BofA/Merrill said.

Heico ( HEI) was downgraded at Bank of America/Merrill said. $47 price target. Estimates also cut, as the company is seeing lower margins, BofA/Merrill said.

OGE Energy ( OGE) was downgraded at Jefferies from buy to hold. $59 price target. Management cut its volume guidance, Jefferies said.

Riverbed ( RVBD) was downgraded at Sterne Agee from buy to neutral. CFO is stepping down, which adds risk to the model, Sterne Agee said.

Boston Beer ( SAM) was downgraded at Williams Capital from outperform to perform. Valuation call, based on a $160 price target, Williams said.

Pall Corp. ( PLL) was downgraded to hold at TheStreet Ratings.

Saks ( SKS) was downgraded at Morgan Stanley from equal-weight to underweight. $10 price target. Company is seeing higher operating costs, Morgan Stanley said.

VMWare ( VMW) was initiated with a hold rating at Stifel Nicolaus. 2013 will likely be a transition year for the company, Stifel Nicolaus said.

Vitamin Shoppe ( VSI) was downgraded at Bank of America/Merrill Lynch. $55 price target. Company may be facing increased competition, BofA/Merrill said.

Whiting Petroleum ( WLL) was downgraded at UBS to neutral from buy. $51 price target. Disappointing capex, UBS said.

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