Denis Shevchuk NiSource Inc. (NYSE:NI) comprises five Columbia Midwestern and mid-Atlantic gas local distribution utility companies (LDCs) and one gas and electric utility, NIPSCO. The company offers investors a 3.16% dividend and a relatively low beta of 0.50. Several months ago, NiSource's equity market capitalization was $10.8 billion. It is now $15.0 billion, an increase of 39%. The company's stock price has increased 28% and is now trading at the top of its 52-week range because of expected interes ...