NEW YORK (

TheStreet

) -TheStreet Ratings' stock model upgraded

Royal Caribbean Cruises

(RCL) - Get Report

to 'Buy' from 'Hold'. Net income at this $8.7 billion market cap, cruise operator rose 55% to $356.8 million in the fiscal third quarter as compared to the same quarter last year.

TheStreet Ratings released rating changes on 25 U.S. common stocks for November 22, 2010. In total, 11 stocks were downgraded and 14 stocks have been upgraded by our stock model.

In the third quarter, gross revenue at Royal Caribbean increased by 16.8% to $2.1 billion over the prior third quarter. Learn more about Royal Caribbean Cruises:

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$33.5 billion market cap, virtualization software provider,

VMware Inc

(VMW) - Get Report

was upgraded to 'Buy' from 'Hold'. In third quarter results for VMware, gross revenue increased by 45.8% to $714.2 million while the company's bottom line gained 121.3% to $84.6 million over the year earlier quarter. Learn more about VMware:

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-- Reported by Chris Stuart in Boston, MA.

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Chris Stuart, CFA, equity research manager, joined TheStreet.com Ratings after working as a senior investment analyst with Merrill Lynch, covering Small Cap Equity and Alternative investment strategies. Prior to that, Chris gained analytical and investment experience, working for One Beacon Insurance as an Actuarial Analyst, and H&R Block as a Financial Advisor. He earned his Bachelor's degree in Finance from the University of Massachusetts Amherst. He holds a Chartered Financial Analyst (CFA) designation, and is a member of the Boston Security Analysts Society (BSAS) and the CFA Institute.