Korea Electric Power (KRX:015760) posted first-quarter net income attributable to shareholders of the parent company of 2.328 trillion won, up 314.7% from 561.5 billion won a year earlier, according to a Wednesday regulatory filing with Korea Exchange.

The company's sales rose 4% year over year to 24.2 trillion won from 23.3 trillion won.

Shares of Korea Electric Power rose more than 1% in recent trade on Friday.