| ACHC | Acadia Healthcare Company |
| ADUS | Addus HomeCare |
| AMN | AMN Healthcare Services |
| CYH | Community Health Systems |
| DVA | DaVita |
| EHC | Encompass Health |
| ENSG | Ensign Group |
| FMS | Fresenius Medical Care AG & Co. KGaA |
| HCA | HCA Healthcare |
| LFST | LifeStance Health Group |
| SEM | Select Medical |
| SGRY | Surgery Partners |
| THC | Tenet Healthcare |