Trian buys $2.5-billion stake in General Electric

Trian Fund Management is now one of General Electric's biggest shareholders after the firm led by activist investor Nelson Peltz placed its largest bet to date, about $2.5 billion, as it positions itself to play a role in the transformation of the industrial conglomerate. General Electric Co. has refocused on its industrial roots — making large, complicated equipment for other companies — and selling off its financial operations. That, in a large part, is due to stricter federal oversight by federal regulators in the wake of the financial crisis. That push continued Monday with the $2.5 billion sale of GE's corporate aircraft financing unit to Global Jet Capital....