General Electric was once one of the most valuable companies in the world, but a series of poor acquisitions and investments, as well as lack of oversight from its board of directors, led to its decline over the past two decades. The company lost focus on its industrial core and took on too much risk in the financial sector. A series of CEO changes and restructurings failed to turn things around until Larry Culp announced a plan to split GE into three separate companies focused on healthcare, energy, and aviation.