| 2007-07-25 | Sale | International Business Machines Corporation IBM | VP, Secretary | 32,951.43 0.0024% | $117.25 | $3.86M | -1.47% | |
| 2007-04-25 | Sale | International Business Machines Corporation IBM | VP, Secretary | 13,200 0.0009% | $99.92 | $1.32M | +9.22% | |
| 2006-10-23 | Sale | International Business Machines Corporation IBM | VP, Secretary | 3,262 0.0002% | $91.16 | $297,366 | +11.19% | |
| 2006-10-20 | Sale | International Business Machines Corporation IBM | VP, Secretary | 6,186 0.0004% | $90.65 | $560,785 | +12% | |
| 2006-08-17 | Sale | International Business Machines Corporation IBM | VP, Secretary | 6,000 0.0002% | $36.06 | $216,375 | +21.98% |