X0305 4 2012-04-01 0000798949 UNIT CORP UNT 0001391067 Cromling John 7130 SOUTH LEWIS, SUITE 1000 TULSA OK 74136 1 Executive Vice President, UDC Common Stock 2012-04-01 4 F 0 791.0000 42.7600 D 48584.0000 D Common Stock 2674.0000 I By 401(k) Reflects shares withheld by the company for payment of tax liability incident to the vesting of the third of four equal annual installments of restricted stock under an award granted March 9, 2010. Based on a plan statement dated April 1, 2012. By April Adler under POA 2012-04-03