DOSSIER · 13F Holders · Q3 2025

BERKSHIRE HATHAWAY INC DCLASS

1 institutions still hold BERKSHIRE HATHAWAY INC DCLASS as of Q3 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 084990175·1 13F holders·last filed Sep 30, 2025
Market cap
13F value held
$751K
visible holders
Holders
1
filers reporting
Concentration
100.00%
Kathleen S. Wright Associates Inc. #1
top holder share
AI Holders Summary · Q3 2025

1 institutions reported BERKSHIRE HATHAWAY INC DCLASS in Q3 2025. Kathleen S. Wright Associates Inc. leads at 100.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Kathleen S. Wright Associates Inc.
CIK 0001908433
$751K10.28%Q3 2025