Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model. NEW YORK ( TheStreet) -- LinkedIn (NYSE: LNKD) is trading at unusually high volume Friday with five million shares changing hands. It is currently at 2.1 times its average daily volume and trading down $18.16 (-9%) at $183.51 as of 11:01 a.m. ET.
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LinkedIn has a market cap of $17.81 billion and is part of the technology sector and internet industry. Shares are up 75.6% year to date as of the close of trading on Thursday. LinkedIn Corporation operates an online professional network. The company has a P/E ratio of 1025.4, above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates LinkedIn as a sell. Among the areas we feel are negative, one of the most important has been premium valuation based on our review of its current price compared to such things as earnings and book value. You can view the full LinkedIn Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Exclusive Offer: Jim Cramer's 'go-to' small/mid-cap guru Bryan Ashenberg only buys stocks he thinks could return 50-100% See his top picks for 14-days FREE.