NEW YORK ( TheStreet) -TheStreet Ratings' stock model upgraded Baker Hughes Inc ( BHI) to 'Buy' from 'Hold'. Net loss at this $25.3 billion market cap, drilling products company jumped 363.6% to a profit of $255 million in the third quarter compared to the year earlier quarter.

TheStreet Ratings released rating changes on seven U.S. common stocks for January 19, 2011. In total, four stocks were upgraded and three stocks were downgraded by our stock model.

In the third quarter, Baker Hughes reported $4.1 billion in revenue, an increase of 82.7% over the year earlier quarter. Learn more about Baker Hughes: Company Profile, Income Statement, Balance Sheet, Stock Ratios, Analyst Ratings.

$85.1 billion market cap, investment banker, Goldman Sachs Group Inc ( GS) was downgraded to 'Hold' from 'Buy'. In fourth quarter results, Goldman Sachs Group turned in a profit of $2.4 billion which was 51.8% below the year earlier quarter. Over the same time period, revenue shrank by 5% to $10.4 billion. Learn more about Goldman Sachs Group: Company Profile, Income Statement, Balance Sheet, Stock Ratios, Analyst Ratings.

-- Reported by Kevin Baker in Jupiter, FL.

For additional Investment Research check out our Ratings Research Center.

Kevin Baker became the senior financial analyst for TheStreet Ratings upon the August 2006 acquisition of Weiss Ratings by, covering mutual funds. He joined the Weiss Group in 1997 as a banking and brokerage analyst. In 1999, he created the Weiss Group's first ratings to gauge the level of risk in U.S. equities. Baker received a B.S. degree in management from Rensselaer Polytechnic Institute and an M.B.A. with a finance specialization from Nova Southeastern University.

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