Berkshire Hathaway Inc
BRK.A- Exchange
- NYSE
- Industry
- Fire, Marine & Casualty Insurance
- SEC CIK
- 0001067983
In the last 90 days, Berkshire Hathaway Inc insiders filed 1 open-market purchase and 0 sales; 1,423 institutions reported holding it in 13F filings for Q2 2026, worth $63.8B in total; 7 superinvestors hold it, including Gardner Russo & Quinn and Markel Group.
Other share classesBRK.B
Superinvestors holding BRK.A, Q2 2026
7 superinvestors report holding Berkshire Hathaway Inc on Form 13F, worth $2.09B in total. Weight is Berkshire Hathaway Inc's share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Gardner Russo & QuinnTom Russo | 12.0% | 1,432 | $1.07B | Reduced−1.9% |
| Markel GroupTom Gayner | 6.4% | 1,114 | $834.2M | Unchanged |
| Semper AugustusChristopher Bloomstran | 10.2% | 120 | $89.9M | Added+3.4% |
| Chou AssociatesFrancis Chou | 29.7% | 86 | $64.4M | Unchanged |
| AquamarineGuy Spier | 15.6% | 30 | $22.5M | Unchanged |
| Giverny CapitalFrançois Rochon | 0.2% | 9 | $6.74M | Reduced−18.2% |
| Fairfax FinancialPrem Watsa | <0.1% | 1 | $748.8K | Unchanged |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of BRK.A each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+3.4%)
- Reduced
- Gardner Russo & Quinn (−1.9%), Giverny Capital (−18.2%)
Q1 2026
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−1.9%)
Q4 2025
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−3.4%)
Q3 2025
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−5.1%)
Q2 2025
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−2.0%)
Q1 2025
7 superinvestors holding at quarter end
- Added
- Giverny Capital (+37.5%)
- Reduced
- Gardner Russo & Quinn (−11.3%), Semper Augustus (−3.3%)
Q4 2024
7 superinvestors holding at quarter end
- Added
- Giverny Capital (+14.3%)
- Reduced
- Gardner Russo & Quinn (−8.6%), Semper Augustus (−5.5%), Chou Associates (−4.4%)
Q3 2024
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−3.3%), Semper Augustus (−0.8%)
Q2 2024
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+2.4%), Chou Associates (+12.5%)
- Reduced
- Gardner Russo & Quinn (−0.8%)
Q1 2024
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−11.8%)
- Sold out
- Harris Associates (Oakmark)
Q4 2023
8 superinvestors holding at quarter end
- Added
- Giverny Capital (+16.7%)
- Reduced
- Gardner Russo & Quinn (−2.6%), Semper Augustus (−3.1%)
Q3 2023
8 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−1.9%), Giverny Capital (−33.3%)
Q2 2023
8 superinvestors holding at quarter end
- Added
- Semper Augustus (+6.6%)
- Reduced
- Gardner Russo & Quinn (−1.9%)
Q1 2023
8 superinvestors holding at quarter end
- New
- Harris Associates (Oakmark)
- Added
- Semper Augustus (+13.1%)
- Reduced
- Gardner Russo & Quinn (−0.8%)
Q4 2022
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+4.9%), Giverny Capital (+12.5%)
- Reduced
- Gardner Russo & Quinn (−4.1%), Chou Associates (−20.0%)
Q3 2022
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+10.9%)
- Reduced
- Gardner Russo & Quinn (−1.5%)
Q2 2022
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+15.0%)
- Reduced
- Gardner Russo & Quinn (−1.7%)
Q1 2022
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−5.9%), Semper Augustus (−7.0%)
Q4 2021
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−2.2%)
Q3 2021
7 superinvestors holding at quarter end
- Added
- Semper Augustus (+1.2%)
- Reduced
- Gardner Russo & Quinn (−3.2%)
Q2 2021
7 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−3.4%)