TREGA BIOSCIENCES INC of SAN DIEGO, CA filed a DEFR14A with the SEC on 1998-07-20. Industry: Biological Products, (No Diagnostic Substances).
| Filed | Form |
|---|---|
| 2001-02-09 | DEFM14A |
| 2000-12-27 | 425 |
| 2000-05-09 | DEF 14A |
| 1999-04-20 | DEFA14A |
| 1998-07-20 | DEFR14A |
| 1998-07-15 | DEF 14A |
| 1997-04-28 | DEF 14A |