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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-12-079022
Filing Date
2012-02-27
Accepted
2012-02-27 06:02:29
Documents
15
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K d280149d10k.htm 10-K 2352265
2 EXHIBIT 12 d280149dex12.htm EX-12 31254
3 EXHIBIT 21 d280149dex21.htm EX-21 68758
4 EXHIBIT 23 d280149dex23.htm EX-23 1996
5 EXHIBIT 31.1 d280149dex311.htm EX-31.1 9499
6 EXHIBIT 31.2 d280149dex312.htm EX-31.2 9508
7 EXHIBIT 32.1 d280149dex321.htm EX-32.1 3205
8 EXHIBIT 32.2 d280149dex322.htm EX-32.2 3225
9 EXHIBIT 95 d280149dex95.htm EX-95 19278
  Complete submission text file 0001193125-12-079022.txt   17191403

Data Files

Seq Description Document Type Size
10 XBRL INSTANCE DOCUMENT brka-20111231.xml EX-101.INS 3145925
11 XBRL TAXONOMY EXTENSION SCHEMA brka-20111231.xsd EX-101.SCH 150796
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE brka-20111231_cal.xml EX-101.CAL 149981
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE brka-20111231_def.xml EX-101.DEF 750160
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE brka-20111231_lab.xml EX-101.LAB 762405
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE brka-20111231_pre.xml EX-101.PRE 805808
Mailing Address 3555 FARNAM STREET OMAHA NE 68131
Business Address 3555 FARNAM STREET OMAHA NE 68131 4023461400
BERKSHIRE HATHAWAY INC (Filer) CIK: 0001067983 (see all company filings)

IRS No.: 470813844 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-14905 | Film No.: 12640054
SIC: 6331 Fire, Marine & Casualty Insurance