Berkshire Hathaway INC (BRK-B) SEC Filings — 2017 0 SEC filings for Berkshire Hathaway INC (BRK-B) in 2017. FilingsNo filings found for BRK-B in 2017. ExploreAll BRK-B Filings · BRK-B 2016 · BRK-B 2018 · All 2017 Filings