A jury awarded Apple Inc. AAPL, +0.06% $539 million in damages from Samsung Electronics Co. 005930, +2.53% Thursday in a lawsuit over smartphone tech. Apple stock was up a fraction in the extended session and closed up 0.1% to $188.15 during regular trading. Apple had sought $1 billion in the retrial of the 2012 case, and Samsung argued it should pay only $28 million. The bulk of the damages revolved around design patents, which the jury said Samsung must pay $533.3 million for. The remaining $5.3 million the jury awarded for utility patents. Apple stock has gained 11% this year. The S&P 500 index SPX, -0.20% gained 2% this year and the Dow Jones Industrial Average DJIA, -0.30% of which Apple is a component, rose 0.7%.