Losses narrowed and it kept its high-yielding dividend intact.Icahn Enterprises (IEP 4.08%) delivered its first-quarter results before the opening bell Wednesday, narrowing its net losses year over year and keeping its mouth-watering dividend at its previous level. Investors reacted positively to the news, sending shares of the holding company up by as much as 5% in morning trading. As of 12:06 p.m., they had retreated slightly, but were still up by 4.1%.Better results, stable dividendIcahn Enterprises is t ...