| LINC | Lincoln Educational Services |
| ATGE | Adtalem Global Education |
| CLEU | China Liberal Education |
| LRN | Stride |
| STRA | Strategic Education |
| AFYA | Afya |
| LAUR | Laureate Education |
| APEI | American Public Education |
| LOPE | Grand Canyon Education |
| BEDU | Bright Scholar Education |