P.A.M. Transportation(PTSI) - 2021 Q1 - Quarterly Report

☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION For the quarterly period ended March 31, 2021 Table of Contents Washington, D.C. 20549 FORM 10-Q or ☐ Transition Report Pursuant to the Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to | P.A.M. TRANSPORTATION SERVICES, INC. | | --- | (Exact name of registrant as specified in its charter) (State or other juri ...