Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. Two out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading down 125 points (-0.8%) at 16,333 as of Tuesday, Jan. 21, 2014, 11:55 AM ET. The NYSE advances/declines ratio sits at 1,733 issues advancing vs. 1,234 declining with 157 unchanged. The Computer Software & Services industry currently sits up 0.1% versus the S&P 500, which is down 0.1%. A company within the industry that fell today was Sap ( SAP), up 1.9%. TheStreet would like to highlight 3 stocks pushing the industry lower today: 3. 3D Systems Corporation ( DDD) is one of the companies pushing the Computer Software & Services industry lower today. As of noon trading, 3D Systems Corporation is down $3.70 (-4.1%) to $86.82 on average volume. Thus far, 2.9 million shares of 3D Systems Corporation exchanged hands as compared to its average daily volume of 5.2 million shares. The stock has ranged in price between $86.40-$89.66 after having opened the day at $88.89 as compared to the previous trading day's close of $90.53. 3D Systems Corporation, through its subsidiaries, develops, manufactures and markets 3D printers, print materials, on-demand custom parts services, and 3D authoring solutions for professionals and consumers. 3D Systems Corporation has a market cap of $9.3 billion and is part of the technology sector. The company has a P/E ratio of 196.8, above the S&P 500 P/E ratio of 17.7. Shares are down 2.6% year-to-date as of the close of trading on Friday. Currently there are 10 analysts that rate 3D Systems Corporation a buy, 1 analyst rates it a sell, and 2 rate it a hold. TheStreet Ratings rates 3D Systems Corporation as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, growth in earnings per share, compelling growth in net income and good cash flow from operations. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. Get the full 3D Systems Corporation Ratings Report now. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.