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 30 points (-0.2%) at 15,089 as of Monday, May 13, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 1,245 issues advancing vs. 1,704 declining with 112 unchanged. The Basic Materials sector currently sits down 0.52 versus the S&P 500, which is unchanged. On the negative front, top decliners within the sector include Mosaic ( MOS), down 3.46, Encana ( ECA), down 3.09, Teck Resources ( TCK), down 2.78, Goldcorp ( GG), down 2.29 and PetroChina ( PTR), down 1.68. TheStreet Ratings group would like to highlight 5 stocks pushing the sector lower today: 5. Monsanto Company ( MON) is one of the companies pushing the Basic Materials sector lower today. As of noon trading, Monsanto Company is down $0.81 (-0.8%) to $107.31 on light volume Thus far, 879,688 shares of Monsanto Company exchanged hands as compared to its average daily volume of 2.4 million shares. The stock has ranged in price between $106.85-$108.01 after having opened the day at $107.79 as compared to the previous trading day's close of $108.12. Monsanto Company, together with its subsidiaries, provides agricultural products for farmers worldwide. It operates in two segments, Seeds and Genomics, and Agricultural Productivity. Monsanto Company has a market cap of $57.4 billion and is part of the chemicals industry. The company has a P/E ratio of 23.0, above the S&P 500 P/E ratio of 17.7. Shares are up 14.2% year to date as of the close of trading on Friday. TheStreet Ratings rates Monsanto Company as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures, solid stock price performance, impressive record of earnings per share growth and notable return on equity. We feel these strengths outweigh the fact that the company shows weak operating cash flow. Get the full Monsanto Company 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.