TAIWAN · TWSE / TPEx
IOG
國際海洋 · 7583 · Emerging Stock Board · Green energy and environment
Share price, 2026-10-19NT$22.901 month -8.6% · 1 year -69.2%
Directors and supervisors hold14,612,11659.5% of shares issued
Of which pledged0.0%0
Major shareholders (10%+) hold6,964,35928.3% of shares issued
Share price, last 12 months
Daily closes adjusted for cash and stock dividends, against the TAIEX index rebased to the same start. Prices from Yahoo Finance.
Directors, officers and major shareholders
Holdings reported for 2026-09. At election = shares held when the director was elected. Related parties = holdings of the person's spouse, minor children and nominees. One person with two roles is listed once.
| Person | Role | At election | Now | Of the company | Pledged | Related parties |
|---|---|---|---|---|---|---|
| 明舒有限公司 | Chairman · Major shareholder (10%+) | 6,083,576 | 6,964,359 | 28.34% | — | — |
| 蔡明格 | Chairman (corporate representative) · President | — | 137,067 | 0.56% | — | 6,964,359 |
| 亞闊有限公司 | Director | 1,772,113 | 2,028,604 | 8.25% | — | — |
| 王奕仁 | Director (corporate representative) · Vice president | — | 177,859 | 0.72% | — | 2,028,604 |
| 中租能源開發股份有限公司 | Director | 1,707,154 | 1,954,243 | 7.95% | — | — |
| 廖英智 | Director (corporate representative) | — | 0 | — | — | — |
| 文清有限公司 | Director | 1,204,280 | 1,378,584 | 5.61% | — | — |
| 蔡尚清 | Director (corporate representative) | — | 1,361,844 | 5.54% | — | 1,378,584 |
| 日本郵船株式會社 | Director | 1,997,250 | 2,286,326 | 9.30% | — | — |
| 舟公越 亮嘉 | Director (corporate representative) | — | 0 | — | — | — |
| 邱永盛 | Independent director | — | 0 | — | — | — |
| 徐韋吉 | Independent director | — | 0 | — | — | — |
| 任若琳 | Independent director | — | 0 | — | — | 11,447 |
| 張祐銓 | Assistant vice president | — | 480,740 | 1.96% | — | 2,434 |
| 王郁仁 | Assistant vice president | — | 4,594 | 0.02% | — | — |
| 徐寶騏 | Assistant vice president | — | 45,627 | 0.19% | — | — |
| 魏妤珍 | Chief financial officer | — | 0 | — | — | — |
| 羅筱婷 | Chief accountant | — | 30,573 | 0.12% | — | — |