The company had encouraging news to impart about its leading insulin pump. Specialty device maker Insulet (PODD 0.36%) had some good news to impart to the world early this week, and investors jumped on the stock as a result. As the market started to prepare for its weekend early Friday, Insulet's share price had risen by almost 11% week to date, according to data compiled by S&P Global Market Intelligence. New approval granted Insulet specializes in insulin pumps, and on Monday it formally announced its lat ...