UNIGRAPHICS SOLUTIONS INC of ST LOUIS, MO filed a DEF 14A with the SEC on 1999-04-05. Industry: Services-Prepackaged Software.
| Filed | Form |
|---|---|
| 2001-09-28 | SC 13E3/A |
| 2001-09-24 | SC 13E3/A |
| 2001-09-17 | SC 13E3/A |
| 2001-09-17 | SC 14D9/A |
| 2001-08-22 | SC 13E3 |
| 2001-08-21 | SC 14D9 |
| 2001-08-03 | SC14D9C |
| 2001-05-24 | SC14D9C |
| 2001-05-23 | SC14D9C |
| 2001-04-03 | DEF 14A |
| 2000-04-04 | DEF 14A |
| 1999-04-05 | DEF 14A |