[January 06, 2012] Sigma-Aldrich (SIAL): Downgraded by Leerink Tweet Jan 06, 2012 (SmarTrend(R) Spotlight via COMTEX) -- Sigma-Aldrich (NASDAQ:SIAL) downgraded to Market Perform from Outperform at Leerink. The stock closed yesterday at $63.12 on volume of 443,300 shares, below the average daily volume of 631,499. In the past 52-weeks, shares of Sigma-Aldrich have traded between a low of $56.18 and a high of $76.16 and are now at $63.12, which is 12.4% above that low price. Sigma-Aldrich is currently below its 50-day moving average (MA) of $63.32 and below its 200-day MA of $65.58. In the last five trading sessions, the 50-day MA has fallen 0.45% while the 200-day MA has remained constant. Sigma-Aldrich Corporation develops, manufactures, purchases and distributes a broad range of chemicals, biochemicals and equipment. The Company's chemical products and kits are used in scientific research, including genomic and proteomic, biotechnology, pharmaceutical development and as key components in pharmaceutical, diagnostic and other high technology manufacturing. Write to Chip Brian at [email protected] --------------------------------------------------------------------------------------------- SmarTrend analyzes over 5,000 securities simultaneously throughout the trading day and provides its subscribers with trend change alerts in real time. To get a free trial of our trading calls and maximize your trading results, please visit http://www.MySmarTrend.com Get exclusive, actionable insight into how the market is expected to trend prior to market open with our free morning newsletter. Sign up at: http://www.MySmarTrend.com/signup [ Back To TMCnet.com's Homepage ]