X0202 4 2007-03-14 0001022705 TESCO CORP TESOF 0001228620 WEATHERFORD CLIFTON THOMAS 3993 W. SAM HOUSTON PARKWAY N. SUITE 100 HOUSTON TX 77043 1 Option to Purchase 23.98 2007-03-14 4 A 0 5500 0 A 2014-03-14 Common Stock 5500 5500 D The exercise price was converted from C$28.19 using the closing rate of exchange of the Bank of Canada on the date of grant. The actual exercise prices will be the Canadian dollar amount regardless of the exchange rate on the date of grant or of exercise. The Option to Purchase vests in three equal annual installments beginning 03/14/2008. James A. Lank, Attorney-in-Fact 2007-03-16