Thomas Russo - Gardner Russo & Quinn
Holding/activity history for American Tower Corp. (AMT)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2011 Q4 | 0 | 0 | Sell 100.00% | 0.08 | |
| 2011 Q3 | 71,330 | 0.08 | $53.81 | ||
| 2011 Q2 | 71,330 | 0.07 | Reduce 0.10% | 0.00 | $52.33 |
| 2011 Q1 | 71,400 | 0.07 | $51.82 | ||
| 2010 Q4 | 71,400 | 0.14 | Reduce 0.08% | 0.00 | $51.64 |
| 2010 Q3 | 71,460 | 0.15 | Reduce 5.77% | 0.01 | $51.26 |
| 2010 Q2 | 75,835 | 0.16 | Reduce 0.03% | 0.00 | $44.50 |
| 2010 Q1 | 75,860 | 0.14 | $42.60 | ||
| 2009 Q4 | 75,860 | 0.17 | Reduce 0.65% | 0.00 | $43.21 |
| 2009 Q3 | 76,360 | 0.14 | Reduce 0.18% | 0.00 | $36.41 |
| 2009 Q2 | 76,500 | 0.14 | Reduce 1.67% | 0.00 | $31.53 |
| 2009 Q1 | 77,800 | 0.16 | $30.42 | ||
| 2008 Q4 | 77,800 | 0.12 | $29.32 |