Michael Larson - Bill & Melinda Gates Foundation Trust
Holding/activity history for: Waste Management Inc. (WMI)
| Period | Shares | % of portfolio | Activity | % change to portfolio |
| 2010 Q2 | 15,716,367 | 4.15 | ||
| 2010 Q1 | 15,716,367 | 4.27 | ||
| 2009 Q4 | 15,716,367 | 5.08 | ||
| 2009 Q3 | 15,716,367 | 4.62 | Add 101.00% | 2.32 |
| 2009 Q2 | 7,819,200 | 2.94 | ||
| 2009 Q1 | 7,819,200 | 2.47 | ||
| 2008 Q4 | 7,819,200 | 2.85 | Add 14.66% | 0.36 |
| 2008 Q3 | 6,819,201 | 1.92 | ||
| 2008 Q2 | 6,819,201 | 2.81 | ||
| 2008 Q1 | 6,819,201 | 2.41 | ||
| 2007 Q4 | 6,819,201 | 2.20 | Add 7.91% | 0.16 |
| 2007 Q3 | 6,319,201 | 2.61 | ||
| 2007 Q2 | 6,319,201 | 3.72 |