| SC 13G/A | 2016-02-12 | FMR LLC | PRECISION DRILLING Corp | 24,162,831 | 8.2% | EDGAR |
| SC 13G/A | 2016-02-11 | MACKENZIE FINANCIAL CORP | PRECISION DRILLING Corp | 22,505,198 | 7.7% | EDGAR |
| SC 13G | 2016-02-11 | SYSTEMATIC FINANCIAL MANAGEMENT LP | PRECISION DRILLING Corp | 17,570,229 | 6.0% | EDGAR |
| SC 13G/A | 2016-02-10 | FMR LLC | PRECISION DRILLING Corp | 41,221,700 | 14.1% | EDGAR |
| SC 13G/A | 2015-02-13 | FMR LLC | PRECISION DRILLING Corp | 17,319,810 | 5.9% | EDGAR |
| SC 13G | 2015-02-10 | SYSTEMATIC FINANCIAL MANAGEMENT LP | PRECISION DRILLING Corp | 17,659,112 | 6.0% | EDGAR |
| SC 13G | 2014-02-14 | FMR LLC | PRECISION DRILLING Corp | 19,753,640 | 7.1% | EDGAR |
| SC 13D/A | 2013-12-11 | Her Majesty the Queen in Right of the Province of Alberta as represented by Alberta Investment Management Corp | PRECISION DRILLING Corp | 816,178 | 0.3% | EDGAR |
| SC 13D | 2011-05-23 | Her Majesty the Queen in Right of the Province of Alberta as represented by Alberta Investment Management Corp | PRECISION DRILLING Corp | 56,464,289 | 19.4% | EDGAR |
| SC 13G/A | 2011-02-07 | CAUSEWAY CAPITAL MANAGEMENT LLC | PRECISION DRILLING Corp | 9,512,131 | 3.4% | EDGAR |
| SC 13G/A | 2010-02-05 | CAUSEWAY CAPITAL MANAGEMENT LLC | PRECISION DRILLING TRUST | 18,411,338 | 6.7% | EDGAR |
| SC 13G/A | 2009-07-02 | THORNBURG INVESTMENT MANAGEMENT INC | PRECISION DRILLING TRUST | 477,800 | 0.2% | EDGAR |
| SC 13G | 2009-05-07 | Her Majesty the Queen in Right of the Province of Alberta as represented by Alberta Investment Management Corp | PRECISION DRILLING TRUST | 51,162,856 | 20.0% | EDGAR |
| SC 13G/A | 2009-02-11 | CAUSEWAY CAPITAL MANAGEMENT LLC | PRECISION DRILLING TRUST | 9,127,543 | 5.7% | EDGAR |
| SC 13G | 2009-02-11 | Tetrem Capital Management Ltd. | PRECISION DRILLING TRUST | 7,329,026 | 4.6% | EDGAR |
| SC 13G | 2009-02-06 | Tetrem Capital Management Ltd. | PRECISION DRILLING TRUST | 7,329,026 | 5.8% | EDGAR |
| SC 13G | 2008-02-13 | CAUSEWAY CAPITAL MANAGEMENT LLC | PRECISION DRILLING TRUST | 10,330,910 | 8.2% | EDGAR |
| SC 13G | 2008-02-13 | Tetrem Capital Partners Ltd. | PRECISION DRILLING TRUST | 6,843,376 | 5.4% | EDGAR |
| SC 13G | 2007-12-27 | Tetrem Capital Partners Ltd. | PRECISION DRILLING TRUST | 6,329,876 | 5.0% | EDGAR |
| SC 13G/A | 2007-02-14 | FMR CORP | PRECISION DRILLING TRUST | 1,586,380 | 1.3% | EDGAR |