ST LOUIS (AP) _ Arch Resources, Inc. (ARCH) on Tuesday reported third-quarter net income of $89.1 million, after reporting a loss in the same period a year earlier.

On a per-share basis, the St. Louis-based company said it had profit of $4.92.

The coal producer posted revenue of $594.4 million in the period.

Arch Resources shares have more than doubled since the beginning of the year. The stock has more than doubled 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 ARCH at https://www.zacks.com/ap/ARCH

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