Investor Relations

Financial Information

A complete historical ledger of our annual reports, quarterly filings, and XBRL data sets.

2024 Annual Report

Proxy Materials 10-K Filing
Download PDF

2023 Annual Report

Proxy Materials 10-K Filing
Download PDF
2020 — 2025
Archive 2010 — 2020
2019 Quarterly 2018 Quarterly 2017 Quarterly 2016 Quarterly 2015 Quarterly 2014 Quarterly 2013 Quarterly 2012 Quarterly 2011 Quarterly 2010 Quarterly
Legacy 1996 — 2009
2009 Quarterly 2002 Quarterly 2001 Quarterly 2000 Quarterly 1999 Quarterly 1998 Quarterly 1997 Quarterly 1996 Quarterly

XBRL Instance Documents

XBRL (eXtensible Business Reporting Language) files provide a standardized format for business and financial data.

2019 Q1 brka-20190331.xsd
2018 Annual brka-20181231.xsd
2018 Q3 brka-20180930.xsd