Brief: P.A.M. Transportation Services commences self tender offer to purchase up to 80,000 shares
May 22 (Reuters) - PAM Transportation Services Inc PTSI.O : * Commences self tender offer to purchase up to 80,000 shares * Says tender offer to purchase shares at a price of not less than $59.00 and not more than $63.00 per share * Source text for Eikon ID:nGNXLOCHJa * Further company coverage PTSI.O ((Bengaluru Newsroom; +1 646 223 8780))