| CLF | Cleveland-Cliffs |
| CMC | Commercial Metals Company |
| GGB | Gerdau |
| NUE | Nucor |
| PKX | POSCO |
| RS | Reliance Steel & Aluminum |
| SCHN | Schnitzer Steel Industries |
| SID | Companhia Siderúrgica Nacional |
| STLD | Steel Dynamics |
| TMST | Metallus |
| TX | Ternium |
| X | United States Steel |
| ZEUS | Olympic Steel |