HOUSTON (AP) _ Penn Virginia Corporation (PVAC) on Tuesday reported a first-quarter loss of $13.6 million, after reporting a profit in the same period a year earlier.

On a per-share basis, the Houston-based company said it had a loss of 89 cents. Earnings, adjusted for one-time gains and costs, were 39 cents per share.

The results missed Wall Street expectations. The average estimate of three analysts surveyed by Zacks Investment Research was for earnings of 42 cents per share.

The company posted revenue of $88.6 million in the period.

Penn Virginia shares have increased 34% since the beginning of the year. In the final minutes of trading on Tuesday, shares hit $13.64, more than doubling in the last 12 months.

This story was generated by Automated Insights (http://automatedinsights.com/ap) using data from Zacks Investment Research. Access a Zacks stock report on PVAC at https://www.zacks.com/ap/PVAC

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