Holding/activity history for Columbus Acquisition Corp. (BUS)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2009 Q2 | 0 | 0 | Sell 100.00% | 0.00 | |
| 2009 Q1 | 750,000 | 0.00 | $0.02 | ||
| 2008 Q4 | 750,000 | 0.00 | $0.04 | ||
| 2008 Q3 | 750,000 | 0.00 | Buy | 0.00 | $0.10 |
| 2008 Q1 | 0 | 0 | Sell 100.00% | 0.32 | |
| 2007 Q4 | 750,000 | 0.32 | $7.42 | ||
| 2007 Q3 | 750,000 | 0.58 | $7.37 | ||
| 2007 Q2 | 750,000 | 0.58 | Buy | 0.58 | $7.41 |