Tom Russo's BRK.B Position Overview
Tom Russo (via Gardner Russo & Quinn LLC) currently holds 1.13 M shares of Berkshire Hathaway Inc. (BRK.B) worth $565.68 M, representing 6.11% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 51 quarters.
Based on 13F filings since 2013, Tom Russo has maintained a long-term strategic position in BRK.B, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2014, adding 87,945 shares. Largest reduction occurred in Q1 2025, reducing 106,313 shares.
Analysis based on 13F filings available since 2013 Q2
Tom Russo's Berkshire Hathaway (BRK.B) Holding Value Over Time
Track share changes against reported price movement
Quarterly Berkshire Hathaway (BRK.B) Trades by Tom Russo
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -35,999 | Reduce 3.10% | 1.13 M | $502.65 |
| Q3 2025 | +6,828 | Add 0.59% | 1.16 M | $502.74 |
| Q2 2025 | -26,042 | Reduce 2.21% | 1.15 M | $485.77 |
| Q1 2025 | -106,313 | Reduce 8.26% | 1.18 M | $532.58 |
| Q4 2024 | -55,983 | Reduce 4.17% | 1.29 M | $453.28 |
| Q3 2024 | -47,406 | Reduce 3.41% | 1.34 M | $460.26 |
| Q2 2024 | -74,221 | Reduce 5.07% | 1.39 M | $406.80 |
| Q1 2024 | -105,455 | Reduce 6.72% | 1.46 M | $420.52 |
| Q4 2023 | -48,164 | Reduce 2.98% | 1.57 M | $356.66 |
| Q3 2023 | -7,403 | Reduce 0.46% | 1.62 M | $350.30 |
| Q2 2023 | -16,077 | Reduce 0.98% | 1.63 M | $341.00 |
| Q1 2023 | -17,451 | Reduce 1.05% | 1.64 M | $308.77 |
| Q4 2022 | -58,806 | Reduce 3.42% | 1.66 M | $308.90 |
| Q3 2022 | -30,880 | Reduce 1.77% | 1.72 M | $267.02 |
| Q2 2022 | -34,948 | Reduce 1.96% | 1.75 M | $273.02 |
| Q1 2022 | -42,495 | Reduce 2.33% | 1.78 M | $352.91 |
| Q4 2021 | -73,766 | Reduce 3.88% | 1.83 M | $299.00 |
| Q3 2021 | -31,269 | Reduce 1.62% | 1.9 M | $272.94 |
| Q2 2021 | -53,465 | Reduce 2.69% | 1.93 M | $277.92 |
| Q1 2021 | -57,381 | Reduce 2.81% | 1.98 M | $255.47 |
| Q4 2020 | -74,054 | Reduce 3.50% | 2.04 M | $231.87 |
| Q3 2020 | +76,917 | Add 3.77% | 2.12 M | $212.94 |
| Q2 2020 | -85,869 | Reduce 4.04% | 2.04 M | $178.51 |
| Q1 2020 | -81,778 | Reduce 3.71% | 2.13 M | $182.83 |
| Q4 2019 | -55,786 | Reduce 2.47% | 2.21 M | $226.50 |
| Q3 2019 | -70,153 | Reduce 3.01% | 2.26 M | $208.02 |
| Q2 2019 | -84,787 | Reduce 3.51% | 2.33 M | $213.17 |
| Q1 2019 | -67,656 | Reduce 2.72% | 2.42 M | $200.89 |
| Q4 2018 | -66,488 | Reduce 2.61% | 2.49 M | $204.18 |
| Q3 2018 | +24,097 | Add 0.95% | 2.55 M | $214.11 |
| Q2 2018 | -22,428 | Reduce 0.88% | 2.53 M | $186.65 |
| Q1 2018 | +50,081 | Add 2.00% | 2.55 M | $199.48 |
| Q4 2017 | -18,347 | Reduce 0.73% | 2.5 M | $198.22 |
| Q3 2017 | +8,624 | Add 0.34% | 2.52 M | $183.32 |
| Q2 2017 | +10,517 | Add 0.42% | 2.51 M | $169.37 |
| Q1 2017 | -62,831 | Reduce 2.45% | 2.5 M | $166.68 |
| Q4 2016 | -29,469 | Reduce 1.14% | 2.56 M | $162.98 |
| Q3 2016 | +6,992 | Add 0.27% | 2.59 M | $144.47 |
| Q2 2016 | -6,095 | Reduce 0.24% | 2.58 M | $144.79 |
| Q1 2016 | +10,347 | Add 0.40% | 2.59 M | $141.88 |
| Q4 2015 | +68,215 | Add 2.72% | 2.58 M | $132.04 |
| Q3 2015 | +39,506 | Add 1.60% | 2.51 M | $130.40 |
| Q2 2015 | +3,879 | Add 0.16% | 2.47 M | $136.11 |
| Q1 2015 | +19,563 | Add 0.80% | 2.47 M | $144.32 |
| Q4 2014 | -8,298 | Reduce 0.34% | 2.45 M | $150.15 |
| Q3 2014 | +25,233 | Add 1.04% | 2.46 M | $138.14 |
| Q2 2014 | +26,530 | Add 1.10% | 2.43 M | $126.56 |
| Q1 2014 | +87,945 | Add 3.79% | 2.41 M | $124.97 |
| Q4 2013 | +55,431 | Add 2.45% | 2.32 M | $118.56 |
| Q3 2013 | +29,657 | Add 1.33% | 2.26 M | $113.51 |
| Q2 2013 | +2.23 M | Add 0.00% | 2.23 M | $111.92 |
Tom Russo's Berkshire Hathaway Investment FAQs
Tom Russo first purchased Berkshire Hathaway Inc. (BRK.B) in Q2 2013, acquiring 2,232,596 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Tom Russo has held Berkshire Hathaway Inc. (BRK.B) for 51 quarters since Q2 2013.
Tom Russo's largest addition to Berkshire Hathaway Inc. (BRK.B) was in Q2 2013, adding 2,232,596 shares worth $249.87 M.
According to the latest 13F filing for Q4 2025, Tom Russo's firm, Gardner Russo & Quinn LLC, owns 1,125,395 shares of Berkshire Hathaway Inc. (BRK.B), valued at approximately $565.68 M.
As of the Q4 2025 filing, Berkshire Hathaway Inc. (BRK.B) represents approximately 6.11% of Tom Russo's publicly disclosed stock portfolio, making it one of their key holdings.
Tom Russo's peak holding in Berkshire Hathaway Inc. (BRK.B) was 2,591,501 shares, as reported at the end of Q3 2016.