| 2013-09-16 | Sale | Patterson Companies, Inc. PDCO | 87,662 0.0866% | $41.20 | $3.61M | -0.46% | ||
| 2004-02-11 | Sale | 3M Company MMM | EXEC VP HEALTH CARE | 14,980 0.0019% | $80.75 | $1.21M | +2.02% | |
| 2003-07-24 | Sale | 3M Company MMM | EXEC VP HEALTH CARE | 160 <0.0001% | $139.00 | $22,240 | +16.32% |