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 One out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading down 31 points (-0.2%) at 14,506 as of Friday, April 19, 2013, 12:55 PM ET. The NYSE advances/declines ratio sits at 2,094 issues advancing vs. 778 declining with 149 unchanged. The Technology sector currently sits up 0.6% versus the S&P 500, which is up 0.7%. On the negative front, top decliners within the sector include Wipro ( WIT), down 4.60, Hewlett-Packard ( HPQ), down 2.00 and America Movil S.A.B. de C.V ( AMOV), down 1.93. Top gainers within the sector include China Unicom (Hong Kong ( CHU), up 8.7%, Taiwan Semiconductor Manufacturing ( TSM), up 4.4%, Telekomunikasi Indonesia (Persero) Tbk ( TLK), up 3.6%, China Telecom ( CHA), up 3.4% and Verizon Communications ( VZ), up 2.2%. TheStreet Ratings group would like to highlight 4 stocks pushing the sector lower today: 4. Siemens ( SI) is one of the companies pushing the Technology sector lower today. As of noon trading, Siemens is down $0.98 (-1.0%) to $99.58 on average volume Thus far, 232,643 shares of Siemens exchanged hands as compared to its average daily volume of 344,900 shares. The stock has ranged in price between $99.34-$100.80 after having opened the day at $100.30 as compared to the previous trading day's close of $100.56. Siemens Aktiengesellschaft, an electronics and electrical engineering company, operates in the energy, healthcare, industry, and infrastructure and cities sectors worldwide. Siemens has a market cap of $85.7 billion and is part of the industrial industry. The company has a P/E ratio of 32.1, above the S&P 500 P/E ratio of 17.7. Shares are down 8.1% year to date as of the close of trading on Thursday. TheStreet Ratings rates Siemens as a buy. The company's strengths can be seen in multiple areas, such as its increase in stock price during the past year, revenue growth, largely solid financial position with reasonable debt levels by most measures and growth in earnings per share. We feel these strengths outweigh the fact that the company has had sub par growth in net income. Get the full Siemens 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.