UNION PACIFIC CORP — All Filings
1,001 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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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 |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-002504 | Mar 27, 2026 | — |
| DEF 14A | DEF 14A | 0000100885-26-000098 | Mar 25, 2026 | May 14, 2026 |
| 144 | — | 0001950047-26-002854 | Mar 20, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000086 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000085 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000084 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000083 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000082 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000081 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000080 | Mar 11, 2026 | Mar 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000070 | Feb 12, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000069 | Feb 12, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000066 | Feb 11, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000064 | Feb 11, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000062 | Feb 11, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000060 | Feb 11, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000058 | Feb 11, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000056 | Feb 10, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000055 | Feb 10, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000052 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000051 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000050 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000049 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000048 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000047 | Feb 6, 2026 | Feb 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000046 | Feb 6, 2026 | Feb 5, 2026 |
| 10-K | 10-K | 0000100885-26-000037 | Feb 6, 2026 | Dec 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000035 | Feb 4, 2026 | Feb 3, 2026 |
| 8-K | 8-K | 0000100885-26-000032 | Jan 27, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000028 | Jan 12, 2026 | Jan 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000027 | Jan 12, 2026 | Jan 10, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000026 | Jan 12, 2026 | Jan 10, 2026 |
| 3 | PRIMARY DOCUMENT | 0000100885-26-000022 | Jan 7, 2026 | Jan 6, 2026 |
| SCHEDULE 13G/A | — | 0000102909-26-000003 | Jan 7, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000020 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000019 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000018 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000017 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000016 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000015 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000014 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000013 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000012 | Jan 5, 2026 | Jan 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000100885-26-000011 | Jan 5, 2026 | Jan 2, 2026 |
| 8-K | 8-K | 0000100885-25-000347 | Dec 19, 2025 | — |
| 8-K | 8-K | 0000100885-25-000345 | Dec 12, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0000100885-25-000342 | Dec 12, 2025 | Dec 10, 2025 |
| 4 | PRIMARY DOCUMENT | 0000100885-25-000341 | Dec 12, 2025 | Dec 10, 2025 |
| 4 | PRIMARY DOCUMENT | 0000100885-25-000340 | Dec 12, 2025 | Dec 10, 2025 |
| 4 | PRIMARY DOCUMENT | 0000100885-25-000334 | Dec 4, 2025 | — |