This page lists the SEC filings reported by MORGENS WATERFALL VINTIADIS & CO INC.
| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2014-01-29 | MORGENS WATERFALL VINTIADIS & CO INC | PTGi HOLDING, INC. | - | 0.6% | EDGAR |
| SC 13G/A | 2013-02-06 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 211,100 | 2.4% | EDGAR |
| SC 13G/A | 2013-02-06 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 211,100 | 2.4% | EDGAR |
| SC 13G/A | 2013-02-01 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2012-02-08 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 631,000 | 2.6% | EDGAR |
| SC 13G/A | 2012-02-08 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 285,800 | 2.9% | EDGAR |
| SC 13G/A | 2011-02-03 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | - | - | EDGAR |
| SC 13G/A | 2011-02-03 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 849,400 | 3.5% | EDGAR |
| SC 13G/A | 2011-02-03 | MORGENS WATERFALL VINTIADIS & CO INC | Spansion Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2010-07-21 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 330,900 | 4.1% | EDGAR |
| SC 13G/A | 2010-02-04 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 160,393 | 2.2% | EDGAR |
| SC 13G | 2009-12-11 | MORGENS WATERFALL VINTIADIS & CO INC | Spansion Inc. | 2,034,034 | 1.8% | EDGAR |
| SC 13G | 2009-07-29 | MORGENS WATERFALL VINTIADIS & CO INC | PRIMUS TELECOMMUNICATIONS GROUP INC | 174,777 | 2.3% | EDGAR |
| SC 13G | 2009-07-02 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 680,000 | 2.8% | EDGAR |
| SC 13G/A | 2008-02-04 | MORGENS WATERFALL VINTIADIS & CO INC | DAYSTAR TECHNOLOGIES INC | 352,500 | 1.1% | EDGAR |
| SC 13G/A | 2008-02-04 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 394,100 | 1.6% | EDGAR |
| SC 13G | 2007-09-14 | MORGENS WATERFALL VINTIADIS & CO INC | DUSA PHARMACEUTICALS INC | 404,400 | 2.1% | EDGAR |
| SC 13G | 2007-06-29 | MORGENS WATERFALL VINTIADIS & CO INC | DAYSTAR TECHNOLOGIES INC | 352,500 | 2.4% | EDGAR |
| SC 13G/A | 2007-02-08 | MORGENS WATERFALL VINTIADIS & CO INC | EBS LITIGATION LLC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2007-02-08 | MORGENS WATERFALL VINTIADIS & CO INC | EBS PENSION LLC | 0 | 0.0% | 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.