OpenFilings

BERKSHIRE HATHAWAY INC

Form10-K

Report Period2021-12-31

Date Filed2022-02-28

Time Filed06:04:52

Document Analysis

Natural Language Processing

Recognized Type Unidentified

Defined Term Format

Exhibits

10-K
EX-21
EX-23
EX-31.1
EX-31.2
EX-32.1
EX-32.2
EX-95
Filing on SEC Edgar