FORM OF AMENDMENT TO STOCK OPTION AGREEMENT J.B. HUNT TRANSPORT SERVICES, INC. This Amendment is made this ____ day of ______________, 20 ___, (the "Amendment") by and between J.B. Hunt Transport Services, Inc. ("the Company") and...

   1


                                                                   EXHIBIT 4.3.4


                                     FORM OF
                                  AMENDMENT TO
                             STOCK OPTION AGREEMENT
                       X.X. XXXX TRANSPORT SERVICES, INC.


     This Amendment is made this ____ day of ______________, 20 ___, (the
"Amendment") by and between X.X. Xxxx Transport Services, Inc. ("the Company")
and ________________________________ (the "Optionee") and amends that certain
Stock Option Agreement between the Company and the Optionee dated
_______________________, (the "Agreement").

     For good and valuable consideration, the receipt and sufficiency of which
are hereby acknowledged, Optionee and the Company amend the Agreement as follows
(check those which apply):

[ ] The remaining unexercised portions of this Option shall be exercisable as
    follows:



[ ] This Option shall terminate as follows:




All other terms and conditions of the Agreement continue in full force and
effect.

                                         X.X. XXXX TRANSPORT SERVICES, INC.

                                         By:
                                            --------------------------------

                                         -----------------------------, Optionee