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Livermore
Livermore
ZHEN

S&CO Inc

SEC CIK
0001082461
Latest filing
Aug 6, 2026

BRK.B holding history

Berkshire Hathaway Inc in every 13F filed by S&CO Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

BRK.B overviewAll 13F holders of BRK.BFull Q2 2026 holdings

Shares (Q2 2026)
164,075
Value
$82.1M
% of portfolio
4.7%
Quarters held
22
Since Q1 2021
Holdings of BRK.B by S&CO Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026164,075$82.1M4.7%00.0%UnchangedHolders
Q1 2026164,075$78.6M4.9%−155−0.1%ReducedHolders
Q4 2025164,230$82.5M5.1%−734−0.4%ReducedHolders
Q3 2025164,964$82.9M5.1%−1,030−0.6%ReducedHolders
Q2 2025165,994$80.6M5.2%+373+0.2%AddedHolders
Q1 2025165,621$88.2M5.9%−640.0%ReducedHolders
Q4 2024165,685$75.1M5.1%00.0%UnchangedHolders
Q3 2024165,685$76.3M5.0%+1,830+1.1%AddedHolders
Q2 2024163,855$66.7M4.6%−900−0.5%ReducedHolders
Q1 2024164,755$69.3M4.9%−1,395−0.8%ReducedHolders
Q4 2023166,150$59.3M4.5%−542−0.3%ReducedHolders
Q3 2023166,692$58.4M4.8%−550.0%ReducedHolders
Q2 2023166,747$56.9M4.6%−358−0.2%ReducedHolders
Q1 2023167,105$51.6M4.4%−755−0.4%ReducedHolders
Q4 2022167,860$51.9M4.5%−420−0.2%ReducedHolders
Q3 2022168,280$44.9M4.0%−750.0%ReducedHolders
Q2 2022168,355$46.0M3.9%−22,311−11.7%ReducedHolders
Q1 2022190,666$67.3M4.7%−295−0.2%ReducedHolders
Q4 2021190,961$57.1M4.0%−225−0.1%ReducedHolders
Q3 2021191,186$52.2M4.1%−300.0%ReducedHolders
Q2 2021191,216$53.1M4.2%−540−0.3%ReducedHolders
Q1 2021191,756$49.0M4.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.