X0306 4/A 2012-05-10 2012-05-14 0001022705 TESCO CORP TESO 0001206739 REYNOLDS JOHN T C/O LIME ROCK PARTNERS 274 RIVERSIDE AVE., 3RD FLOOR WESTPORT CT 06880 1 1 Option to Purchase 14.1900 2012-05-10 4 A 0 7000.0000 0.0000 A 2019-05-10 Common Stock 7000.0000 7000.0000 D All awards were granted pursuant to the terms of the Amended and Restated Tesco Corporation 2005 Incentive Plan, which is exempt under Rule 16b-3(d). This number represents the stock options (Options) granted to the reporting person as a portion of his compensation for serving as an officer or director of the Company. These Options are subject to a three-year vesting period. The Options vest in three equal annual installments beginning May 10, 2013. Due to an administrative error, the number of Stock Options granted was incorrectly entered as 7,500, but it should have been 7,000. This Amendment corrects the mistake. All other terms and provisions were correctly stated. Dean Ferris, Attorney-in-fact 2013-06-10