P.A.M. Transportation Reports 4Q Earnings, Annual Loss by Lance Turner Posted 2/10/2012 08:01 am Updated 6 years ago P.A.M. Transportation Services Inc. of Tontitown swings to a fourth-quarter gain, but its annual loss widened as the company continued to try to build a "sustainable profit model." Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.