| GEHI | Gravitas Education |
| CLEU | China Liberal Education |
| STRA | Strategic Education |
| TEDU | TCTM Kids IT Education |
| LINC | Lincoln Educational Services |
| ATGE | Adtalem Global Education |
| AFYA | Afya |
| LAUR | Laureate Education |
| APEI | American Public Education |
| LOPE | Grand Canyon Education |