| BWMN | Bowman Consulting Group |
| GLDD | Great Lakes Dredge & Dock |
| GNK | Genco Shipping & Trading |
| HY | Hyster-Yale Materials Handling |
| KE | Kimball Electronics |
| MATW | Matthews |
| NPK | National Presto Industries |
| NWPX | NWPX Infrastructure |
| RHLD | Resolute Management |
| RYI | Ryerson |