X0306 4 2018-09-13 0000798949 UNIT CORP UNT 0001391171 Parks Robert 8200 SOUTH UNIT DRIVE TULSA OK 74132 1 President, Superior Pipeline Common Stock 2018-09-13 4 S 0 10000.0000 27.1605 D 77348.0000 D Common Stock 2018-09-14 4 S 0 12806.0000 27.3179 D 64542.0000 D Common Stock 7040.0000 I By 401(k) Common Stock 100.0000 I By Spouse The sale price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $27.04 to $27.46, inclusive. The reporting person undertakes to provide to Unit Corporation, any security holder of Unit Corporation, and the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4. The sale price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $27.25 to $27.55, inclusive. This information is based on a plan statement dated as of September 10, 2018. By April Adler under POA 2018-09-17