P.A.M. Transportation Services reported a fourth-quarter loss of $3.9 million, or 42 cents per share, compared with a loss of $11.4 million, or $1.19, a year earlier.

P.A.M. Transportation Services reported a fourth-quarter loss of $3.9 million, or 42 cents per share, compared with a loss of $11.4 million, or $1.19, a year earlier.

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P.A.M. Reports Fourth-Quarter Loss