Scottsdale, AZ -- (SBWIRE) -- 01/24/2013 -- Universal pennystocks.com focus is on Hot Penny Stocks that trade on OTCBB and OTC markets, which are mostly referred to as “penny stocks”. These Penny Stocks could offer the greatest potential return on your short or long term investment. Sign up for our free newsletterbefore you miss the next alert. Ariad Pharmaceuticals, Inc. (NASDAQ:ARIA) was trading higher by -0.45 points or -2.27% to 19.40. So far, around 5.70 million shares have changed hands in this session. After opening at $19.50, the stock hit as high as $19.54. However, it traded between $13.92 and$25.40 over the last twelve months. ARIAD Pharmaceuticals, Inc., an oncology company, focuses on the discovery, development, and commercialization of medicines for cancer patients.