| 2006-02-28 | Sale | Aon plc AON | VSC - Chairman/CEO | 33,750 0.0076% | $28.92 | $975,939 | -9.71% | |
| 2005-08-31 | Sale | Aon plc AON | VSC - Chairman/CEO | 39,469 0.0097% | $23.94 | $944,789 | +20.09% | |
| 2005-05-12 | Sale | Aon plc AON | VSC - Chairman/CEO | 58,000 0.0183% | $25.04 | $1.45M | +41.3% | |
| 2004-09-24 | Sale | Aon plc AON | VSC - Chairman/CEO | 73,128 0.023% | $28.02 | $2.05M | -11.99% |