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Livermore
Livermore
ZHEN

Winmill & Co. Inc

SEC CIK
0000052234
Latest filing
Aug 13, 2026

BRK.B holding history

Berkshire Hathaway Inc in every 13F filed by Winmill & 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)
2,500
Value
$1.25M
% of portfolio
0.3%
Quarters held
22
Since Q1 2021
Holdings of BRK.B by Winmill & Co. Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20262,500$1.25M0.3%00.0%UnchangedHolders
Q1 20262,500$1.20M0.3%−500−16.7%ReducedHolders
Q4 20253,000$1.51M0.4%−2,100−41.2%ReducedHolders
Q3 20255,100$2.56M0.6%00.0%UnchangedHolders
Q2 20255,100$2.48M0.7%00.0%UnchangedHolders
Q1 20255,100$2.72M0.8%00.0%UnchangedHolders
Q4 20245,100$2.31M0.7%00.0%UnchangedHolders
Q3 20245,100$2.35M0.8%00.0%UnchangedHolders
Q2 20245,100$2.07M0.7%−1,010−16.5%ReducedHolders
Q1 20246,110$2.57M0.7%00.0%UnchangedHolders
Q4 20236,110$2.18M0.7%00.0%UnchangedHolders
Q3 20236,110$2.14M0.8%00.0%UnchangedHolders
Q2 20236,110$2.08M0.7%00.0%UnchangedHolders
Q1 20236,110$1.89M0.7%00.0%UnchangedHolders
Q4 20226,110$1.89M0.7%00.0%UnchangedHolders
Q3 20226,110$1.63M0.6%00.0%UnchangedHolders
Q2 20226,110$1.67M0.6%00.0%UnchangedHolders
Q1 20226,110$2.16M0.7%00.0%UnchangedHolders
Q4 20216,110$1.83M0.5%00.0%UnchangedHolders
Q3 20216,110$1.67M0.5%00.0%UnchangedHolders
Q2 20216,110$1.70M0.6%00.0%UnchangedHolders
Q1 20216,110$1.56M0.6%––Holders

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