SERONICS. CO., LTD.
KOSDAQ
Shareholding pattern
As reported to FSS/DART, 2025-12-31.
| Largest shareholder group | 63.75% |
|---|---|
| Minority shareholders | 34.70% |
| Top 10 holders | 62.63% |
| Total shareholders | 14,253 |
Who owns the company
Share of shares outstandingLargest shareholder & related parties 63.75%Minority shareholders 34.7%Institutions & other holders 1.55%
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.
Ownership detail
| Investor category | Holding % | Shareholders |
|---|---|---|
| Largest shareholder & related parties | 63.75% | — |
| Minority shareholders | 34.70% | 14,237 |
| Institutions & other holders | 1.55% | — |
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.
Largest shareholders
| S.No. | Shareholder | Shares | Stake % |
|---|---|---|---|
| 1 | 허제홍 | 2,613,758 | 21.04% |
| 2 | 광성전자(주) | 2,440,000 | 19.64% |
| 3 | 허제현 | 1,747,247 | 14.06% |
| 4 | 신화영 | 299,168 | 2.41% |
| 5 | 배진숙 | 251,841 | 2.03% |
| 6 | 허성원 | 100,222 | 0.81% |
| 7 | 허혜자 | 96,775 | 0.78% |
| 8 | 허연수 | 77,127 | 0.62% |
| 9 | 허연숙 | 77,127 | 0.62% |
| 10 | 허경수 | 77,129 | 0.62% |
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.