There is significant interest inRSG by institutional investors. The 96.28% of outstanding shares they control represents a greater percentage of ownership than at any other company in the Environmental Services industry. Additionally, during the quarter ended March 2013, these large investors purchased a net $7.3 million shares.
| Other institutional | 57.05% |
| Mutual fund holders | 39.22% |
| Individual stakeholders | 25.39% |