UNION PACIFIC RESOURCES GROUP INC of FORT WORTH, TX filed a DEF 14A with the SEC on 1998-03-26. Industry: Crude Petroleum & Natural Gas.
| Filed | Form |
|---|---|
| 2000-06-23 | DEFA14A |
| 2000-04-26 | DEFA14A |
| 2000-04-21 | DEFA14A |
| 2000-04-07 | PRE 14A |
| 1999-03-26 | DEF 14A |
| 1998-03-26 | DEF 14A |
| 1997-03-21 | DEF 14A |