| Quarter | Holdings | Value ($000) | Form Type | Date Filed | Filing ID | Name |
|---|---|---|---|---|---|---|
| Q3 2018 | 1 | 7,544 | 13F-HR | 11/14/2018 | 000156761918006368 | Lime Rock Management LP |
| Q2 2018 | 1 | 6,267 | 13F-HR | 8/14/2018 | 000156761918001110 | Lime Rock Management LP |
| Q1 2018 | 2 | 10,913 | 13F-HR | 5/15/2018 | 000114036118024022 | Lime Rock Management LP |
| Q4 2017 | 3 | 49,926 | 13F-HR | 2/14/2018 | 000114036118008167 | Lime Rock Management LP |
| Q3 2017 | 2 | 167,679 | 13F-HR | 11/14/2017 | 000114036117042385 | Lime Rock Management LP |
| Q2 2017 | 1 | 5,940 | 13F-HR | 8/14/2017 | 000114036117031846 | Lime Rock Management LP |
| Q1 2017 | 2 | 206,821 | 13F-HR | 5/15/2017 | 000114036117020320 | Lime Rock Management LP |
| Q4 2016 | 1 | 10,232 | 13F-HR | 2/14/2017 | 000114036117006513 | Lime Rock Management LP |
| Q3 2016 | 1 | 11,106 | 13F-HR | 11/14/2016 | 000114036116086141 | Lime Rock Management LP |
| Q2 2016 | 2 | 18,150 | 13F-HR | 8/15/2016 | 000114036116076724 | Lime Rock Management LP |
| Q1 2016 | 2 | 17,010 | 13F-HR | 5/13/2016 | 000114036116065212 | Lime Rock Management LP |
| Q4 2015 | 2 | 24,786 | 13F-HR | 2/16/2016 | 000114036116052940 | Lime Rock Management LP |
| Q3 2015 | 2 | 45,177 | 13F-HR | 11/13/2015 | 000114036115041023 | Lime Rock Management LP |
| Q2 2015 | 2 | 83,072 | 13F-HR | 8/14/2015 | 000114036115031997 | Lime Rock Management LP |
| Q1 2015 | 3 | 106,218 | 13F-HR | 5/15/2015 | 000114036115020268 | Lime Rock Management LP |
| Q4 2014 | 3 | 81,534 | 13F-HR | 2/17/2015 | 000114036115007431 | Lime Rock Management LP |
| Q3 2014 | 3 | 162,578 | 13F-HR | 11/14/2014 | 000114036114042302 | Lime Rock Management LP |
| Q2 2014 | 2 | 142,175 | 13F-HR | 8/14/2014 | 000114036114032429 | Lime Rock Management LP |
| Q1 2014 | 2 | 111,452 | 13F-HR | 5/15/2014 | 000114036114021752 | Lime Rock Management LP |
| Q4 2013 | 2 | 146,377 | 13F-HR | 2/14/2014 | 000114036114007549 | Lime Rock Management LP |