| Q3 2018 | 1 | 7,544 | INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 11/14/2018 | 000156761918006368 | 
        
          | Q2 2018 | 1 | 6,267 | INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 8/14/2018 | 000156761918001110 | 
        
          | Q1 2018 | 2 | 10,913 | INDEPENDENCE CONTRACT DRILLING INC, LONE | 13F-HR | 5/15/2018 | 000114036118024022 | 
        
          | Q4 2017 | 3 | 49,926 | EQT, INDEPENDENCE CONTRACT DRILLING INC, LONE | 13F-HR | 2/14/2018 | 000114036118008167 | 
        
          | Q3 2017 | 2 | 167,679 | RICE, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 11/14/2017 | 000114036117042385 | 
        
          | Q2 2017 | 1 | 5,940 | INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 8/14/2017 | 000114036117031846 | 
        
          | Q1 2017 | 2 | 206,821 | CXO, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 5/15/2017 | 000114036117020320 | 
        
          | Q4 2016 | 1 | 10,232 | INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 2/14/2017 | 000114036117006513 | 
        
          | Q3 2016 | 1 | 11,106 | INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 11/14/2016 | 000114036116086141 | 
        
          | Q2 2016 | 2 | 18,150 | INDEPENDENCE CONTRACT DRILLING INC, VNRSQ | 13F-HR | 8/15/2016 | 000114036116076724 | 
        
          | Q1 2016 | 2 | 17,010 | INDEPENDENCE CONTRACT DRILLING INC, VNRSQ | 13F-HR | 5/13/2016 | 000114036116065212 | 
        
          | Q4 2015 | 2 | 24,786 | VNRSQ, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 2/16/2016 | 000114036116052940 | 
        
          | Q3 2015 | 2 | 45,177 | LRE, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 11/13/2015 | 000114036115041023 | 
        
          | Q2 2015 | 2 | 83,072 | LRE, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 8/14/2015 | 000114036115031997 | 
        
          | Q1 2015 | 3 | 106,218 | LRE, TESO, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 5/15/2015 | 000114036115020268 | 
        
          | Q4 2014 | 3 | 81,534 | TESO, LRE, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 2/17/2015 | 000114036115007431 | 
        
          | Q3 2014 | 3 | 162,578 | LRE, TESO, INDEPENDENCE CONTRACT DRILLING INC | 13F-HR | 11/14/2014 | 000114036114042302 | 
        
          | Q2 2014 | 2 | 142,175 | LRE, TESO | 13F-HR | 8/14/2014 | 000114036114032429 | 
        
          | Q1 2014 | 2 | 111,452 | TESO, LRE | 13F-HR | 5/15/2014 | 000114036114021752 | 
        
          | Q4 2013 | 2 | 146,377 | TESO, LRE | 13F-HR | 2/14/2014 | 000114036114007549 |