| FF | FutureFuel |
| DD | DuPont de Nemours |
| ESI | Element Solutions |
| CC | Chemours Company |
| APD | Air Products and Chemicals |
| ALB | Albemarle |
| REX | REX American Resources |
| SQM | Sociedad Química y Minera de Chile |
| AVTR | Avantor |
| EMN | Eastman Chemical Company |
| LIN | Linde |
| AXTA | Axalta Coating Systems |