TAIWAN · TWSE / TPEx
ECC
云光 · 3633 · Emerging Stock Board · Optoelectronics
Share price, 2026-10-19NT$141.001 month -0.4% · 1 year +85.7%
Directors and supervisors hold12,074,67835.5% of shares issued
Of which pledged0.0%0
Major shareholders (10%+) hold10,333,72030.4% 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 |
|---|---|---|---|---|---|---|
| 許家滂 | Chairman · President · Major shareholder (10%+) | 2,253,469 | 2,253,469 | 6.62% | — | 1,679,942 |
| 田園之春股份有限公司 | Director | 820,000 | 820,000 | 2.41% | — | — |
| 陳志銨 | Director (corporate representative) | — | 0 | — | — | — |
| 君牧塑膠科技股份有限公司 | Director | 920,958 | 920,958 | 2.71% | — | — |
| 黃俊龍 | Director (corporate representative) | — | 0 | — | — | — |
| 洋華光電股份有限公司 | Director · Major shareholder (10%+) | 8,080,251 | 8,080,251 | 23.75% | — | — |
| 陳勝輝 | Director (corporate representative) | — | 36,269 | 0.11% | — | — |
| 李茂松 | Independent director | — | 0 | — | — | 36,000 |
| 張崇德 | Independent director | — | 0 | — | — | — |
| 蔡子國 | Independent director | — | 0 | — | — | — |
| 許富雄 | Vice president | — | 306,646 | 0.90% | — | — |
| 姚騰貿 | Manager | — | 7,000 | 0.02% | — | — |
| 林時正 | Assistant vice president | — | 0 | — | — | — |
| 徐鈺雯 | Chief financial officer · Chief accountant | — | 0 | — | — | — |