Thomas Gayner - Markel Asset Management
Holding/activity history for Patterson Cos. Inc. (PDCO)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2018 Q1 | 0 | 0 | Sell 100.00% | 0.11 | |
| 2017 Q4 | 168,000 | 0.11 | $36.13 | ||
| 2017 Q3 | 168,000 | 0.13 | $38.65 | ||
| 2017 Q2 | 168,000 | 0.17 | $46.95 | ||
| 2017 Q1 | 168,000 | 0.17 | $45.23 | ||
| 2016 Q4 | 168,000 | 0.17 | $41.03 | ||
| 2016 Q3 | 168,000 | 0.20 | $45.94 | ||
| 2016 Q2 | 168,000 | 0.21 | $47.89 | ||
| 2016 Q1 | 168,000 | 0.21 | $46.53 | ||
| 2015 Q4 | 168,000 | 0.21 | $45.21 | ||
| 2015 Q3 | 168,000 | 0.19 | Add 0.60% | 0.00 | $43.25 |
| 2015 Q2 | 167,000 | 0.20 | Add 7.74% | 0.01 | $48.65 |
| 2015 Q1 | 155,000 | 0.19 | $48.79 | ||
| 2014 Q4 | 155,000 | 0.20 | $48.10 | ||
| 2014 Q3 | 155,000 | 0.18 | $41.43 | ||
| 2014 Q2 | 155,000 | 0.17 | Add 6.90% | 0.01 | $39.51 |
| 2014 Q1 | 145,000 | 0.19 | $41.76 | ||
| 2013 Q4 | 145,000 | 0.19 | Reduce 0.28% | 0.00 | $41.20 |
| 2013 Q3 | 145,400 | 0.20 | Reduce 0.14% | 0.00 | $40.19 |
| 2013 Q2 | 145,600 | 0.20 | Reduce 0.34% | 0.00 | $37.60 |
| 2013 Q1 | 146,100 | 0.21 | $38.04 | ||
| 2012 Q4 | 146,100 | 0.21 | Reduce 0.07% | 0.00 | $34.23 |
| 2012 Q3 | 146,200 | 0.21 | Reduce 0.27% | 0.00 | $34.24 |
| 2012 Q2 | 146,600 | 0.23 | $34.47 | ||
| 2012 Q1 | 146,600 | 0.23 | $33.40 | ||
| 2011 Q4 | 146,600 | 0.23 | $29.52 | ||
| 2011 Q3 | 146,600 | 0.26 | Add 7.32% | 0.02 | $28.63 |
| 2011 Q2 | 136,600 | 0.24 | Reduce 1.73% | 0.00 | $32.89 |
| 2011 Q1 | 139,000 | 0.24 | $32.19 | ||
| 2010 Q4 | 139,000 | 0.24 | $30.63 | ||
| 2010 Q3 | 139,000 | 0.24 | Reduce 0.22% | 0.00 | $28.65 |
| 2010 Q2 | 139,300 | 0.27 | Add 12.07% | 0.03 | $28.53 |
| 2010 Q1 | 124,300 | 0.24 | Add 38.42% | 0.07 | $31.05 |
| 2009 Q4 | 89,800 | 0.18 | Add 124.50% | 0.10 | $27.98 |
| 2009 Q3 | 40,000 | 0.08 | Buy | 0.08 | $27.25 |