BERKSHIRE HATHAWAY INC
SEC Form 4 insider trading activity
BERKSHIRE HATHAWAY INC has filed 4 SEC Form 4 filings (4 transaction rows) across 1 company, with disclosures dating back to 2025. 4 of those filings fall inside the rolling window. Most recent filing: Aug 4, 2026.
On the most recent filing, BERKSHIRE HATHAWAY INC is listed as 10% Owner at DAVITA INC. Inside the rolling window, BERKSHIRE HATHAWAY INC reported no open-market purchases and 4 open-market sales totaling $473.7M in DVA. The largest disclosed transaction in the window is a sale of 1,658,480 DVA shares on Jan 29, 2026, worth $199.9M.
Companies traded
Other insiders at DVA
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$473.7M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has BERKSHIRE HATHAWAY INC made?
BERKSHIRE HATHAWAY INC has filed 4 SEC Form 4 filings (4 transaction rows) across 1 company since 2025.
Which companies does BERKSHIRE HATHAWAY INC trade?
BERKSHIRE HATHAWAY INC has filed SEC Form 4 disclosures for 1 company, including DVA.
When was BERKSHIRE HATHAWAY INC's most recent SEC Form 4 filing?
BERKSHIRE HATHAWAY INC's most recent SEC Form 4 filing on Tracefour is dated Aug 4, 2026.
What is BERKSHIRE HATHAWAY INC's total buy and sell value in the current window?
Inside the rolling retention window, BERKSHIRE HATHAWAY INC bought $0 and sold $473.7M based on SEC Form 4 filings.
What was BERKSHIRE HATHAWAY INC's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 1,658,480 DVA shares on 2026-01-29, worth $199.9M, per SEC Form 4 filings.