Earnings release
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 8 - K CURRENT REPORT Pursuant to Section 13 or 15 ( d ) of The Securities Exchange Act of 1934 Date of report ( Date of earliest event reported ) : October 14 , 2021 Delaware ( State or other jurisdiction of incorporation ) P.A.M. TRANSPORTATION SERVICES , INC . ( Exact name of registrant as specified in its charter ) 0-15057 ( Commission File Number ) 297 West Henri De Tonti , Tontitown , Arkansas 72770 ( Address of principal executive offices ) ( Zip Code ) Registrant's telephone number , including area code : ( 479 ) 361-9111 N / A ( Former name or former address , if changed since last report ) 71-0633135 ( I.R.S. Employer Identification No. ) Check the appropriate box below if the Form 8 - K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions : ☐ Written communications pursuant to Rule 425 under the Securities Act ( 17 CFR 230.425 ) ☐ Soliciting material pursuant to Rule 14a - 12 under the Exchange Act ( 17 CFR 240.14a - 12 ) Pre - commencement communications pursuant to Rule 14d - 2 ( b ) under the Exchange Act ( 17 CFR 240.14d - 2 ( b ) ) Pre - commencement communications pursuant to Rule 13c - 4 ( c ) under the Exchange Act ( 17 CFR 240.13e - 4 ( c ) ) Securities registered pursuant to Section 12 ( b ) of the Act : Title of each class Common Stock , $ .01 par value Trading Symbol ( s ) PTSI Name of each exchange on which registered NASDAQ Global Market Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 ( §230.405 of this chapter ) or Rule 12b - 2 of the Securities Exchange Act of 1934 ( §240.12b - 2 of this chapter ) . Emerging growth company ☐ If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . ☐