NEW YORK ( TheStreet Ratings) -- TheStreet Ratings' stock model upgraded Belden Inc ( BDC) to 'Buy' from 'Hold'. Net income at this $1.7 billion market cap networking products company grew by 86.3% to a profit of $21.9 million compared to in the prior first quarter.

TheStreet Ratings released rating changes on 25 U.S. common stocks for May 16, 2011. In total, 15 stocks were upgraded and 10 stocks were downgraded by our stock model.

In the first quarter, Belden reported $461.6 million in revenue, an increase of 20.1% compared to the year earlier quarter. Learn more about Belden: Company Profile, Income Statement, Balance Sheet, Stock Ratios, Analyst Ratings.

$550 million market cap, holding company, Northfield Bancorp Inc ( NFBK) was upgraded by our stock model to 'Buy' from 'Hold'. In first quarter results, Northfield Bancorp reported net profit of $5.0 million, up 47.0% from the year earlier quarter. Over the same time period, revenue gained 10.5% to $25.1 million. Learn more about Northfield Bancorp: 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 equity and mutual fund ratings. 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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