X0305 4 2012-04-01 0000798949 UNIT CORP UNT 0001267883 MERRILL DAVID T 7130 SOUTH LEWIS, SUITE 1000 TULSA OK 74136 1 Chief Financial Officer Common Stock 2012-04-01 4 F 0 791.0000 42.7600 D 43135.0000 D Common Stock 5054.0000 I By 401(k) Reflects shares withheld by the company as payment for tax liability incident to the vesting of the third of four equal annual installments of restricted stock under an award granted March 9, 2010. This information is based on a plan statement dated as of April 1, 2012. By April Adler under POA 2012-04-03