Berkshire Hathaway INC (BRK-B) SEC Filings — 2003 0 SEC filings for Berkshire Hathaway INC (BRK-B) in 2003. FilingsNo filings found for BRK-B in 2003. ExploreAll BRK-B Filings · BRK-B 2002 · BRK-B 2004 · All 2003 Filings