Holding/activity history for Berkshire Hathaway CL A (BRK.A)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2021 Q4 | 0 | 0 | Sell 100.00% | 1.11 | |
| 2021 Q3 | 128 | 1.11 | $411,382.81 | ||
| 2021 Q2 | 128 | 1.12 | $418,601.56 | ||
| 2021 Q1 | 128 | 1.07 | $385,703.13 | ||
| 2020 Q4 | 128 | 1.05 | $347,812.50 | ||
| 2020 Q3 | 128 | 1.05 | $320,000.00 | ||
| 2020 Q2 | 128 | 0.96 | Reduce 44.59% | 0.77 | $267,296.88 |
| 2020 Q1 | 231 | 2.16 | Reduce 61.31% | 3.42 | $272,000.00 |
| 2019 Q4 | 597 | 5.31 | Reduce 20.93% | 1.41 | $339,589.61 |
| 2019 Q3 | 755 | 6.48 | $311,831.79 | ||
| 2019 Q2 | 755 | 6.62 | $318,349.67 | ||
| 2019 Q1 | 755 | 6.51 | $301,214.57 | ||
| 2018 Q4 | 755 | 6.98 | Reduce 28.44% | 2.77 | $306,000.00 |
| 2018 Q3 | 1,055 | 8.62 | Reduce 1.95% | 0.17 | $320,000.00 |
| 2018 Q2 | 1,076 | 7.47 | Reduce 23.53% | 2.30 | $282,039.96 |
| 2018 Q1 | 1,407 | 10.80 | $299,100.21 | ||
| 2017 Q4 | 1,407 | 10.41 | Reduce 4.74% | 0.52 | $297,599.86 |
| 2017 Q3 | 1,477 | 10.75 | $274,740.01 | ||
| 2017 Q2 | 1,477 | 9.90 | $254,700.07 | ||
| 2017 Q1 | 1,477 | 9.80 | Reduce 6.34% | 0.66 | $249,849.70 |
| 2016 Q4 | 1,577 | 10.69 | Reduce 17.30% | 2.24 | $244,121.12 |
| 2016 Q3 | 1,907 | 10.00 | Reduce 13.16% | 1.52 | $216,220.24 |
| 2016 Q2 | 2,196 | 11.71 | Reduce 8.35% | 1.07 | $216,974.95 |
| 2016 Q1 | 2,396 | 11.10 | Reduce 15.57% | 2.05 | $213,449.92 |
| 2015 Q4 | 2,838 | 8.99 | $197,799.86 | ||
| 2015 Q3 | 2,838 | 8.02 | $195,239.96 | ||
| 2015 Q2 | 2,838 | 7.92 | $204,849.89 | ||
| 2015 Q1 | 2,838 | 8.23 | Reduce 3.40% | 0.29 | $217,500.00 |
| 2014 Q4 | 2,938 | 9.48 | Reduce 2.00% | 0.19 | $226,000.00 |
| 2014 Q3 | 2,998 | 9.60 | Reduce 3.07% | 0.30 | $206,899.93 |
| 2014 Q2 | 3,093 | 9.09 | Reduce 2.21% | 0.21 | $189,900.42 |
| 2014 Q1 | 3,163 | 9.08 | Reduce 0.63% | 0.06 | $187,349.98 |
| 2013 Q4 | 3,183 | 8.62 | $177,900.09 | ||
| 2013 Q3 | 3,183 | 9.01 | $170,409.99 | ||
| 2013 Q2 | 3,183 | 9.69 | $168,600.06 | ||
| 2013 Q1 | 3,183 | 9.33 | Reduce 0.16% | 0.01 | $156,279.92 |
| 2012 Q4 | 3,188 | 9.09 | Reduce 1.54% | 0.14 | $134,059.91 |
| 2012 Q3 | 3,238 | 9.37 | $132,700.12 | ||
| 2012 Q2 | 3,238 | 9.55 | Reduce 1.52% | 0.15 | $124,945.03 |
| 2012 Q1 | 3,288 | 9.44 | $121,899.94 | ||
| 2011 Q4 | 3,288 | 10.33 | Add 0.12% | 0.01 | $114,754.87 |
| 2011 Q3 | 3,284 | 11.69 | Add 0.34% | 0.04 | $106,799.94 |
| 2011 Q2 | 3,273 | 11.36 | Add 7.14% | 0.76 | $116,105.10 |
| 2011 Q1 | 3,055 | 12.50 | $125,300.16 | ||
| 2010 Q4 | 3,055 | 13.67 | Reduce 0.49% | 0.07 | $120,450.08 |
| 2010 Q3 | 3,070 | 15.34 | $124,500.00 | ||
| 2010 Q2 | 3,070 | 15.74 | Reduce 19.27% | 3.76 | $120,000.00 |
| 2010 Q1 | 3,803 | 20.49 | Reduce 34.16% | 10.63 | $121,799.89 |
| 2009 Q4 | 5,776 | 23.93 | Reduce 0.02% | 0.00 | $99,199.97 |
| 2009 Q3 | 5,777 | 25.87 | Reduce 0.38% | 0.10 | $101,000.00 |
| 2009 Q2 | 5,799 | 26.74 | Reduce 0.50% | 0.13 | $90,000.00 |
| 2009 Q1 | 5,828 | 27.25 | Reduce 0.56% | 0.15 | $86,700.07 |
| 2008 Q4 | 5,861 | 27.71 | $96,600.07 | ||
| 2008 Q3 | 5,861 | 28.99 | Reduce 2.40% | 0.71 | $130,600.07 |
| 2008 Q2 | 6,005 | 25.61 | Reduce 1.78% | 0.46 | $120,750.04 |
| 2008 Q1 | 6,114 | 26.86 | Reduce 0.46% | 0.12 | $133,400.07 |
| 2007 Q4 | 6,142 | 25.53 | Reduce 23.53% | 7.86 | $141,599.97 |
| 2007 Q3 | 8,032 | 27.24 | Reduce 3.53% | 1.00 | $118,509.96 |
| 2007 Q2 | 8,326 | 28.09 | Reduce 1.21% | 0.34 | $109,475.02 |
| 2007 Q1 | 8,428 | 28.15 | Reduce 4.70% | 1.39 | $108,990.03 |
| 2006 Q4 | 8,844 | 28.71 | $109,990.05 |