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 All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 78 points (-0.5%) at 14,583 as of Wednesday, April 3, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 720 issues advancing vs. 2,193 declining with 115 unchanged. The Technology sector currently sits down 0.7% versus the S&P 500, which is down 0.7%. On the negative front, top decliners within the sector include Cree ( CREE), down 5.8%, Salesforce.com ( CRM), down 3.2%, VimpelCom ( VIP), down 2.2%, America Movil S.A.B. de C.V ( AMX), down 2.3% and Kyocera Corporation ( KYO), down 2.1%. A company within the sector that increased today was Ericsson Telephone Company ( ERIC), up 0.6%. TheStreet Ratings group would like to highlight 5 stocks pushing the sector lower today: 5. LinkedIn ( LNKD) is one of the companies pushing the Technology sector lower today. As of noon trading, LinkedIn is down $6.60 (-3.8%) to $166.08 on heavy volume Thus far, 1.9 million shares of LinkedIn exchanged hands as compared to its average daily volume of 2.4 million shares. The stock has ranged in price between $165.61-$174.00 after having opened the day at $172.84 as compared to the previous trading day's close of $172.68. LinkedIn Corporation operates an online professional network. LinkedIn has a market cap of $15.5 billion and is part of the internet industry. The company has a P/E ratio of 913.7, above the S&P 500 P/E ratio of 17.7. Shares are up 50.4% year to date as of the close of trading on Tuesday. Currently there are 11 analysts that rate LinkedIn a buy, no analysts rate it a sell, and 14 rate it a hold. 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. Get the full LinkedIn Ratings Report now. 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.