As reported to FSS/DART, 2025-12-31.
| Largest shareholder group | 29.02% |
|---|---|
| Minority shareholders | 52.55% |
| Top 10 holders | 28.02% |
| Total shareholders | 29,506 |
How to read this: the largest shareholder group is the controlling owner and related parties — a big slice means tight control. Minority shareholders are the many small holders. The remainder is mostly institutional and foreign money, which the regulator does not itemise separately.
| Investor category | Holding % | Shareholders |
|---|---|---|
| Minority shareholders | 52.55% | 29,499 |
| Largest shareholder & related parties | 29.02% | — |
| Institutions & other holders | 18.43% | — |
How to read this: a high foreign or institutional share often means the stock is widely researched and more liquid; a high individual share means retail investors hold most of the company. Percentages are of voting units.
| S.No. | Shareholder | Shares | Stake % |
|---|---|---|---|
| 1 | 오성첨단소재㈜ | 18,954,271 | 27.98% |
| 2 | 한재관 | 30,000 | 0.04% |
| 3 | 김상엽 | — | 0.00% |
Trust banks such as Master Trust and Custody Bank appear at the top of most Japanese registers: they hold shares on behalf of many underlying funds rather than owning them outright.