UNP

SEC EDGAR filings — 10-K/Q, 8-K, Form 4 insider transactions, offerings, ownership reports.

80 filings

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xslF345X06/edgardoc.xml
2026-04-13
Yesterday
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-13
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
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xslF345X06/edgardoc.xml
2026-04-02
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xslF345X06/edgardoc.xml
2026-04-02
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xslF345X06/edgardoc.xml
2026-04-02
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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xslF345X06/edgardoc.xml
2026-04-02
12d ago
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4
PRIMARY DOCUMENT
xslF345X06/edgardoc.xml
2026-04-02
12d ago
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SCHEDULE 13G/A
SCHEDULE 13G/A
xslSCHEDULE_13G_X02/primary_doc.xml
2026-03-27
18d ago
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DEF 14A
DEF 14A
unp-20260324.htm
2026-03-25
20d ago
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144
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xsl144X01/primary_doc.xml
2026-03-20
25d ago
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PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-03-11
1mo ago
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xslF345X05/edgardoc.xml
2026-02-12
2mo ago
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xslF345X05/edgardoc.xml
2026-02-12
2mo ago
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xslF345X05/edgardoc.xml
2026-02-11
2mo ago
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xslF345X05/edgardoc.xml
2026-02-11
2mo ago
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xslF345X05/edgardoc.xml
2026-02-11
2mo ago
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xslF345X05/edgardoc.xml
2026-02-11
2mo ago
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xslF345X05/edgardoc.xml
2026-02-11
2mo ago
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xslF345X05/edgardoc.xml
2026-02-10
2mo ago
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xslF345X05/edgardoc.xml
2026-02-10
2mo ago
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xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-02-06
2mo ago
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10-K
10-K
unp-20251231.htm
2026-02-06
2mo ago
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xslF345X05/edgardoc.xml
2026-02-04
2mo ago
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8-K
8-K
unp-20260127.htm· Items: 2.02,9.01
2026-01-27
2mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-12
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-12
3mo ago
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4
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xslF345X05/edgardoc.xml
2026-01-12
3mo ago
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3
PRIMARY DOCUMENT
xslF345X02/edgardoc.xml
2026-01-07
3mo ago
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SCHEDULE 13G/A
SCHEDULE 13G/A
xslSCHEDULE_13G_X01/primary_doc.xml
2026-01-07
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2026-01-05
3mo ago
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8-K
8-K
unp-20251219.htm· Items: 7.01,9.01
2025-12-19
3mo ago
341 KB ↗
8-K
8-K
unp-20251212.htm· Items: 5.02,7.01,9.01
2025-12-12
4mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-12-12
4mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-12-12
4mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-12-12
4mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-12-04
4mo ago
5 KB ↗
8-K
8-K
unp-20251114.htm· Items: 5.07,8.01,9.01
2025-11-17
4mo ago
171 KB ↗
4
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xslF345X05/edgardoc.xml
2025-11-12
5mo ago
7 KB ↗
4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-11-12
5mo ago
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4
PRIMARY DOCUMENT
xslF345X05/edgardoc.xml
2025-11-12
5mo ago
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425
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d56817d425.htm
2025-11-12
5mo ago
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425
425
d62352d425.htm
2025-11-12
5mo ago
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d29278d425.htm
2025-11-10
5mo ago
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d60976d425.htm
2025-11-07
5mo ago
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425
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d54943d425.htm
2025-11-07
5mo ago
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425
425
d72192d425.htm
2025-11-06
5mo ago
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425
425
d84472d425.htm
2025-11-06
5mo ago
82 KB ↗

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