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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001193125-12-170664
Filing Date
2012-04-19
Accepted
2012-04-19 16:05:48
Documents
11
Period of Report
2012-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q d335476d10q.htm 10-Q 767562
2 RATIO OF EARNINGS TO FIXED CHARGES d335476dex12.htm EX-12 14564
3 SECTION 302 CERTIFICATION OF CEO d335476dex31a.htm EX-31.(A) 6243
4 SECTION 302 CERTIFICATION OF CFO d335476dex31b.htm EX-31.(B) 6285
5 SECTION 906 CERTIFICATIONS OF CEO & CFO d335476dex32.htm EX-32 7559
  Complete submission text file 0001193125-12-170664.txt   5436624

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE DOCUMENT unp-20120402.xml EX-101.INS 766772
7 XBRL TAXONOMY EXTENSION SCHEMA unp-20120402.xsd EX-101.SCH 50185
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE unp-20120402_cal.xml EX-101.CAL 66309
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE unp-20120402_def.xml EX-101.DEF 142774
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE unp-20120402_lab.xml EX-101.LAB 431963
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE unp-20120402_pre.xml EX-101.PRE 356972
Mailing Address 1400 DOUGLAS STREET STOP 0310 OMAHA NE 68179
Business Address 1400 DOUGLAS STREET STOP 0310 OMAHA NE 68179 402 544 5214
UNION PACIFIC CORP (Filer) CIK: 0000100885 (see all company filings)

IRS No.: 132626465 | State of Incorp.: UT | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-06075 | Film No.: 12768547
SIC: 4011 Railroads, Line-Haul Operating