This page lists the SEC filings reported by CHANG KUO WEI HERBERT.
| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2009-01-26 | CHANG KUO WEI HERBERT | MONOLITHIC POWER SYSTEMS INC | 548,207 | 1.6% | EDGAR |
| SC 13G | 2008-02-14 | CHANG KUO WEI HERBERT | MONOLITHIC POWER SYSTEMS INC | 3,448,160 | 10.3% | EDGAR |
| SC 13G/A | 2007-02-14 | CHANG KUO WEI HERBERT | OPLINK COMMUNICATIONS INC | 34,889 | 0.2% | EDGAR |
| SC 13G | 2007-02-14 | CHANG KUO WEI HERBERT | MONOLITHIC POWER SYSTEMS INC | 4,186,953 | 13.8% | EDGAR |
| SC 13G/A | 2006-02-14 | CHANG KUO WEI HERBERT | OPLINK COMMUNICATIONS INC | 1,621,273 | 7.6% | EDGAR |
| SC 13G | 2006-02-14 | CHANG KUO WEI HERBERT | MONOLITHIC POWER SYSTEMS INC | 4,171,953 | 14.4% | EDGAR |
| SC 13G | 2005-02-14 | CHANG KUO WEI HERBERT | MONOLITHIC POWER SYSTEMS INC | 4,202,339 | 15.1% | EDGAR |
| SC 13G/A | 2005-02-10 | CHANG KUO WEI HERBERT | OPLINK COMMUNICATIONS INC | 15,188,128 | 10.2% | EDGAR |
| SC 13G/A | 2004-02-17 | CHANG KUO WEI HERBERT | OPLINK COMMUNICATIONS INC | 20,246,860 | 13.9% | EDGAR |
- Form 13F-HR
- The 13F-HR report is filed quarterly to report securities held by the filer that fall under the SEC's 13F rules.
- Form SC 13D/G
- Reported by persons and groups who own 5% or more of any class of a company's outstanding shares. If the ownership changes by 1% or more, an amendment must be filed.
- Form 3, 4, and 5
- Form 3, 4, and 5 reports are filed to report insider transactions by company officers and directors, and any beneficial owners of more than ten percent of a company's shares. Form 3 is the initial report that must be filed when a person becomes an officer, director, or beneficial owner. Form 4 reports are used to report changes in ownership, while the Form 5 report is used for reporting transactions that should have been reported earlier in a Form 4 filing.