| Filed | Form | Description | |
|---|---|---|---|
| 3/25/25 | DEFA14A | DEFA14A | → |
| 3/25/25 | DEF 14A | DEF 14A | → |
| 3/26/24 | DEFA14A | DEFA14A | → |
| 3/26/24 | DEF 14A | DEF 14A | → |
| 4/5/23 | DEFA14A | DEFA 14A | → |
| 4/5/23 | DEF 14A | DEF 14A | → |
| ↓ | |||
| Filed | Form | Description | |
|---|---|---|---|
| 2/12/26 | 4 | PRIMARY DOCUMENT | → |
| 2/12/26 | 4 | PRIMARY DOCUMENT | → |
| 2/11/26 | 4 | PRIMARY DOCUMENT | → |
| 2/11/26 | 4 | PRIMARY DOCUMENT | → |
| 2/11/26 | 4 | PRIMARY DOCUMENT | → |
| 2/11/26 | 4 | PRIMARY DOCUMENT | → |
| ↓ | |||
The Union Pacific Corporation is a publicly traded railroad holding company serving as the holding company for the Union Pacific Railroad.