Helmerich Hans Christian Chief Executive Officer | Sale | 11/28/2012 | 101,690 | $50.90 | $5.2M | +26.41% |
Helmerich Hans Christian Chief Executive Officer | Sale | 12/19/2012 | 54,169 | $56.48 | $3.1M | +13.85% |
Helmerich Hans Christian Chief Executive Officer | Buy | 11/28/2012 | 180,000 | $13.87 | $2.5M | +26.41% |
Helmerich Hans Christian Chief Executive Officer | Buy | 12/19/2012 | 100,000 | $12.08 | $1.2M | +13.85% |
Mackey Steven R Executive Vice President & General Counsel | Sale | 12/13/2012 | 19,333 | $54.24 | $1.0M | +18.22% |
Mackey Steven R Executive Vice President & General Counsel | Sale | 12/13/2012 | 12,500 | $54.60 | $682.5K | +18.22% |
Lindsay John W President & Chief Operating Officer | Sale | 5/17/2013 | 6,744 | $64.76 | $436.7K | -2.06% |
Mackey Steven R Executive Vice President & General Counsel | Buy | 12/13/2012 | 12,500 | $16.01 | $200.1K | +18.22% |
Lindsay John W President & Chief Operating Officer | Sale | 12/03/2012 | 3,494 | $52.00 | $181.7K | +21.63% |
Lindsay John W President & Chief Operating Officer | Sale | 12/18/2012 | 3,146 | $54.66 | $172.0K | +13.89% |