| Industry | Number of observations |
| Biotech | 8 |
| Defense | 3 |
| Energy | 14 |
| Financial services | 52 |
| Health care | 26 |
| Information technology | 8 |
| Manufacturing | 26 |
| Retail | 2 |
| Telecommunications | 6 |
| Transportation | 4 |
| Utilities | 9 |
| Total | 158 |