| Symbol | Name | Country | Exchange |
|---|---|---|---|
| PKX | POSCO | US | NYSE |
| INOX | POSCO-Thainox Public Company Limited | TH | BK |
| 009520 | POSCO M-TECH Co. Ltd | KR | KQ |
| 038010 | Jeil Technos Co.Ltd | KR | KQ |
| 005490 | POSCO Holdings | KR | KO |
| 019440 | Seah Spe Steel | KR | KO |
| 023000 | Samwon Steel | KR | KO |
| 047050 | Posco International Corp | KR | KO |
| 058430 | Posco C&C Stl | KR | KO |