UNION PACIFIC CORP — 8-K Filings
406 8-K filings on record
This page lists all 8-K filings submitted to the SEC by UNION PACIFIC CORP (UNP), sorted by most recent first. Each row links to the full filing on EdgarLookup. UNION PACIFIC CORP has filed 406 8-K documents with the SEC since 2020. To view all SEC filings by UNION PACIFIC CORP, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
15-12B
15-12G
3
3/A
4
4/A
424B2
424B3
424B5
425
5
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFC14A
DEFN14A
DEFR14A
DFAN14A
EFFECT
FWP
NO ACT
POS AM
PRE 14A
PREM14A
PREN14A
PRER14A
PRRN14A
PX14A6G
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SC TO-T
SC TO-T/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001193125-06-085648 | Apr 21, 2006 | — |
| 8-K | FORM 8-K | 0001193125-06-084046 | Apr 20, 2006 | — |
| 8-K | FORM 8-K | 0001193125-06-053828 | Mar 14, 2006 | — |
| 8-K | FORM 8-K | 0001193125-06-043532 | Mar 2, 2006 | Feb 28, 2006 |
| 8-K | FORM 8-K | 0001193125-06-013560 | Jan 27, 2006 | Jan 26, 2006 |
| 8-K | FORM 8-K | 0001193125-06-008449 | Jan 19, 2006 | — |
| 8-K | FORM 8-K | 0001193125-06-007108 | Jan 17, 2006 | Jan 10, 2006 |
| 8-K | FORM 8-K | 0001193125-05-231550 | Nov 23, 2005 | Nov 17, 2005 |
| 8-K | FORM 8-K | 0001193125-05-209467 | Oct 27, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-198223 | Oct 7, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-191638 | Sep 27, 2005 | Sep 26, 2005 |
| 8-K | FORM 8-K | 0001193125-05-145949 | Jul 21, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-081156 | Apr 21, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-074519 | Apr 12, 2005 | Apr 6, 2005 |
| 8-K | FORM 8-K | 0001193125-05-063054 | Mar 29, 2005 | Mar 23, 2005 |
| 8-K | FORM 8-K | 0001193125-05-057179 | Mar 22, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-037501 | Feb 25, 2005 | Feb 24, 2005 |
| 8-K | FORM 8-K | 0001193125-05-013858 | Jan 28, 2005 | Jan 27, 2005 |
| 8-K | FORM 8-K | 0001193125-05-010390 | Jan 24, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-010282 | Jan 24, 2005 | — |
| 8-K | FORM 8-K | 0001193125-05-006619 | Jan 14, 2005 | Jan 13, 2005 |
| 8-K | FORM 8-K | 0001193125-04-217048 | Dec 21, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-202386 | Nov 23, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-175109 | Oct 21, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-168288 | Oct 7, 2004 | Oct 5, 2004 |
| 8-K | FORM 8-K | 0001193125-04-167649 | Oct 6, 2004 | Sep 30, 2004 |
| 8-K | FORM 8-K | 0001193125-04-122386 | Jul 22, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-115934 | Jul 9, 2004 | Jul 8, 2004 |
| 8-K | FORM 8-K | 0001193125-04-100520 | Jun 9, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-084835 | May 11, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-077807 | May 4, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-073595 | Apr 29, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-063180 | Apr 15, 2004 | — |
| 8-K | FORM 8-K | 0001193125-04-038159 | Mar 10, 2004 | — |
| 8-K | FORM 8-K | 0000950134-04-002709 | Mar 1, 2004 | — |
| 8-K | FORM 8-K | 0000950134-04-000572 | Jan 21, 2004 | — |
| 8-K | FORM 8-K | 0001193125-03-094357 | Dec 15, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-015631 | Nov 19, 2003 | — |
| 8-K | FORM 8-K | 0001193125-03-073145 | Nov 5, 2003 | — |
| 8-K | FORM 8-K | 0001193125-03-073134 | Nov 5, 2003 | — |
| 8-K | FORM 8-K | 0001193125-03-070444 | Oct 31, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-013845 | Oct 23, 2003 | — |
| 8-K | FORM 8-K | 0001193125-03-028146 | Aug 4, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-010458 | Jul 24, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-008902 | Jun 5, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-008895 | Jun 5, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-008813 | Jun 2, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-006342 | Apr 24, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-005982 | Apr 16, 2003 | — |
| 8-K | FORM 8-K | 0000950134-03-004405 | Mar 24, 2003 | — |