Flock — Smart-money disclosures, made readable

Flock — Smart-money disclosures, made readable

Show the latest 50

DISCLOSEDQuarterly
Ruane Cunniff
Berkshire Hathaway Inc Del · US
300,672 sh · $150.5M
Filed 30 Jun 2026SEC 13Fview source
DISCLOSEDQuarterly
BlackRock
Berkshire Hathaway Inc Del · US
121,183,112 sh · $60.64B
Filed 30 Jun 2026SEC 13Fview source
DISCLOSEDQuarterly
Gardner Russo & Quinn
Berkshire Hathaway Inc Del · US
1,079,364 sh · $540.1M
Filed 30 Jun 2026SEC 13Fview source
DISCLOSEDQuarterly
Gardner Russo & Quinn
Berkshire Hathaway Inc Del · US
1,110,429 sh · $532.1M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Two Sigma Investments
Berkshire Hathaway Inc Del · US
1,690,790 sh · $810.2M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Himalaya Capital Management
Berkshire Hathaway Inc Del · US
897,749 sh · $430.2M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Davis Selected Advisers
Berkshire Hathaway Inc Del · US
749,846 sh · $359.3M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Akre Capital Management
Berkshire Hathaway Inc Del · US
10,339 sh · $5.0M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Ruane Cunniff
Berkshire Hathaway Inc Del · US
310,388 sh · $148.7M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
BlackRock
Berkshire Hathaway Inc Del · US
121,207,647 sh · $58.08B
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Markel Group
Berkshire Hathaway Inc Del · US
1,531,971 sh · $734.1M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Hound Partners
Berkshire Hathaway Inc Del · US
103,500 sh · $49.6M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Dodge & Cox
Berkshire Hathaway Inc Del · US
11,440 sh · $5.5M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
First Eagle Investment Management
Berkshire Hathaway Inc Del · US
57,603 sh · $27.6M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Renaissance Technologies
Berkshire Hathaway Inc Del · US
1,722 sh · $824.9K
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Soros Fund Management
Berkshire Hathaway Inc Del · US
133,277 sh · $63.9M
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDQuarterly
Bill & Melinda Gates Foundation Trust
Berkshire Hathaway Inc Del · US
17,048,304 sh · $8.17B
Filed 31 Mar 2026SEC 13Fview source
DISCLOSEDStale
Renaissance Technologies
Berkshire Hathaway Inc Del · US
252,188 sh · $126.8M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Markel Group
Berkshire Hathaway Inc Del · US
1,531,971 sh · $770.0M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Ruane Cunniff
Berkshire Hathaway Inc Del · US
316,106 sh · $158.9M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Davis Selected Advisers
Berkshire Hathaway Inc Del · US
739,875 sh · $371.9M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
BlackRock
Berkshire Hathaway Inc Del · US
121,193,733 sh · $60.92B
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Himalaya Capital Management
Berkshire Hathaway Inc Del · US
897,749 sh · $451.3M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Akre Capital Management
Berkshire Hathaway Inc Del · US
11,902 sh · $6.0M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Bill & Melinda Gates Foundation Trust
Berkshire Hathaway Inc Del · US
19,406,764 sh · $9.75B
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
First Eagle Investment Management
Berkshire Hathaway Inc Del · US
51,877 sh · $26.1M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Two Sigma Investments
Berkshire Hathaway Inc Del · US
884,154 sh · $444.4M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Dodge & Cox
Berkshire Hathaway Inc Del · US
11,440 sh · $5.8M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
Gardner Russo & Quinn
Berkshire Hathaway Inc Del · US
1,125,395 sh · $565.7M
Filed 31 Dec 2025SEC 13Fview source
DISCLOSEDStale
BlackRock
Berkshire Hathaway Inc Del · US
114,621,401 sh · $57.62B
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Dodge & Cox
Berkshire Hathaway Inc Del · US
11,440 sh · $5.8M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Ruane Cunniff
Berkshire Hathaway Inc Del · US
322,552 sh · $162.2M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Davis Selected Advisers
Berkshire Hathaway Inc Del · US
533,948 sh · $268.4M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Gardner Russo & Quinn
Berkshire Hathaway Inc Del · US
1,161,394 sh · $583.9M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Markel Group
Berkshire Hathaway Inc Del · US
1,531,971 sh · $770.2M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Akre Capital Management
Berkshire Hathaway Inc Del · US
13,985 sh · $7.0M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Bill & Melinda Gates Foundation Trust
Berkshire Hathaway Inc Del · US
21,765,224 sh · $10.94B
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Two Sigma Investments
Berkshire Hathaway Inc Del · US
388,096 sh · $195.1M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Himalaya Capital Management
Berkshire Hathaway Inc Del · US
897,749 sh · $451.3M
Filed 30 Sept 2025SEC 13Fview source
DISCLOSEDStale
Markel Group
Berkshire Hathaway Inc Del · US
1,531,971 sh · $744.2M
Filed 30 Jun 2025SEC 13Fview source