Mason Hawkins - Longleaf Partners
Holding/activity history for Berkshire Hathaway CL B (BRK.B)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2014 Q4 | 0 | 0 | Sell 100.00% | 5.60 | |
| 2014 Q3 | 2,740,320 | 5.60 | $138.14 | ||
| 2014 Q2 | 2,740,320 | 5.51 | $126.56 | ||
| 2014 Q1 | 2,740,320 | 5.88 | $124.97 | ||
| 2013 Q4 | 2,740,320 | 4.95 | $118.56 | ||
| 2013 Q3 | 2,740,320 | 4.61 | Reduce 6.35% | 0.31 | $113.51 |
| 2013 Q2 | 2,926,000 | 4.88 | $111.92 | ||
| 2013 Q1 | 2,926,000 | 4.71 | $104.20 | ||
| 2012 Q4 | 2,926,000 | 3.99 | $89.70 | ||
| 2012 Q3 | 2,926,000 | 3.69 | $88.20 | ||
| 2012 Q2 | 2,926,000 | 3.33 | Buy | 3.33 | $83.33 |