| SC 13G/A | 2018-02-14 | BALYASNY ASSET MANAGEMENT LLC | TESCO CORP | - | 0.0% | EDGAR |
| SC 13G/A | 2018-02-09 | Man Group plc | TESCO CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | TESCO CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2018-01-10 | FMR LLC | TESCO CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2018-01-10 | WELLINGTON MANAGEMENT GROUP LLP | TESCO CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-12-11 | PRICE T ROWE ASSOCIATES INC /MD/ | TESCO CORP | 129 | 0.0% | EDGAR |
| SC 13G/A | 2017-12-07 | PRICE T ROWE ASSOCIATES INC /MD/ | TESCO CORP | 129 | 0.0% | EDGAR |
| SC 13G | 2017-11-13 | Man Group plc | TESCO CORP | 3,157,006 | 6.8% | EDGAR |
| SC 13G/A | 2017-11-09 | FMR LLC | TESCO CORP | 4,773,056 | 10.2% | EDGAR |
| SC 13G/A | 2017-10-10 | WELLINGTON MANAGEMENT GROUP LLP | TESCO CORP | 3,174,247 | 6.8% | EDGAR |
| SC 13G/A | 2017-09-11 | FMR LLC | TESCO CORP | 4,611,956 | 9.9% | EDGAR |
| SC 13G/A | 2017-02-14 | FMR LLC | TESCO CORP | 6,904,121 | 14.9% | EDGAR |
| SC 13G/A | 2017-02-14 | BALYASNY ASSET MANAGEMENT LLC | TESCO CORP | 364,921 | 0.8% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | TESCO CORP | 4,070,177 | 8.8% | EDGAR |
| SC 13G/A | 2017-02-09 | WELLINGTON MANAGEMENT GROUP LLP | TESCO CORP | 6,008,551 | 13.0% | EDGAR |
| SC 13G/A | 2017-02-09 | DIMENSIONAL FUND ADVISORS LP | TESCO CORP | 2,623,914 | 5.6% | EDGAR |
| SC 13G/A | 2017-02-07 | PRICE T ROWE ASSOCIATES INC /MD/ | TESCO CORP | 5,441,770 | 11.7% | EDGAR |
| SC 13G/A | 2017-02-01 | Dos Mil Doscientos Uno, S.L. | TESCO CORP | 3,060,000 | 6.6% | EDGAR |
| SC 13G/A | 2017-01-17 | BlackRock Inc. | TESCO CORP | 5,521,293 | 11.9% | EDGAR |
| SC 13G | 2016-06-17 | BALYASNY ASSET MANAGEMENT LLC | TESCO CORP | 564,956 | 1.2% | EDGAR |