NEW YORK (TheStreet) -- RATINGS CHANGES

Best Buy (BBY - Get Report) was upgraded to buy at TheStreet Ratings. You can view the full analysis from the report here: BBY Ratings Report.

BB&T (BBT - Get Report) was upgraded from Market Perform to Outperform, BMO Capital said. $44 price target. Valuation call, as the stock is down 16% from recent highs.  

Credit Acceptance ( CACC) was upgraded from Underperform to Market Perform, JMP Securities said. Stock is down 30% and the company is growing volumes. 
 
Cooper ( COO)  was upgraded from Sector Weight to Overweight, Keybanc said. $200 price target. Company is nearing an inflection point in silicone hydrogel sales. 
 
First Cash Financial ( FCFS) was downgraded from Outperform to Market Perform, JMP Securities said. Estimates also cut, given currency headwinds. 
 
Grubhub ( GRUB - Get Report)  was downgraded from Overweight to Equal-weight, Barclays said. $32 price target. Company is facing increased competition. 
 
Hugoton Royalty Trust (HGT) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: HGT Ratings Report.

IBM
( IBM - Get Report) was upgraded from Hold to Buy, Argus said. Valuation call, based on a $175 price target.

Marathon Petroleum (MPC - Get Report) was upgraded from Neutral to Overweight, JP Morgan said. $61 price target. Company offers high quality at a discount price. 

Oshkosh ( OSK - Get Report) was upgraded from Hold to Buy, Drexel Hamilton said. $50 price target. Army/Marines contract will be worth another $6.7 billion for the company.
 
Prosperity Bancshares ( PB) was upgraded from Underperform to Neutral, Sterne Agee CRT said. $51 price target. Company is less leveraged to oil prices than other Texas banks. 
 
Paccar ( PCAR) was upgraded from Neutral to Overweight, Piper Jaffray said. Company has a 3.9% dividend yield and is taking market share. $68 price target. 
 
Wisdomtree ( WETF) was downgraded from Buy to Sell, Citigroup said. $15 price target. Estimates also cut, as the fund flow story is deteriorating. 

EPS Changes

Best Buy ( BBY - Get Report) now seen reaching $50, according to Jefferies. Estimates also increased, as the company is seeing higher demand for appliances and TV's. Buy rating. 
 
Illumina ( ILMN) was placed on the Focus List, Citigroup said. Shares have pulled back 13% month-to-date. $240 price target. 

This article was written by a staff member of TheStreet.