Posco Future M (KRX:003670) posted net income attributable to owners of the parent of 23.14 billion won in the second quarter, swinging from a net loss of 35.56 billion won a year earlier.
Sales increased 2.8% to 679.46 billion won from 660.94 billion won for the three months ended June 30.
Shares of the battery material and chemical company rose about 8% in recent trade.