Holding/activity history for Northern Trust Corp. (NTRS)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2011 Q2 | 0 | 0 | Sell 100.00% | 0.80 | |
| 2011 Q1 | 136,300 | 0.80 | Reduce 46.51% | 0.70 | $50.75 |
| 2010 Q4 | 254,800 | 1.59 | $55.41 | ||
| 2010 Q3 | 254,800 | 1.50 | $48.24 | ||
| 2010 Q2 | 254,800 | 1.57 | Add 20.42% | 0.27 | $46.70 |
| 2010 Q1 | 211,600 | 1.29 | Buy | 1.29 | $55.26 |