HOUSTON (AP) — HOUSTON (AP) — NRG Energy Inc. (NRG) on Tuesday reported earnings of $506 million in its second quarter.

On a per-share basis, the Houston-based company said it had net income of $2.31. Earnings, adjusted for one-time gains and costs, were $1.49 per share.

The power company posted revenue of $7.48 billion in the period.

NRG expects full-year earnings in the range of $7.90 to $9.90 per share.

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