| 2009-05-07 | Sale | Bruker Corporation BRKR | 10 percent owner | 2.1M 1.1721% | $6.91 | $14.51M | +46.11% | |
| 2008-02-26 | Sale | Bruker Corporation BRKR | 10 percent owner | 3.75M 1.8921% | $9.14 | $34.3M | +7.7% | |
| 2007-02-12 | Sale | Bruker Corporation BRKR | 10 percent owner | 5.98M 5.247% | $7.10 | $42.46M | +16.26% | |
| 2004-04-28 | Sale | Bruker Corporation BRKR | 10 percent owner | 7.67M 7.4918% | $4.50 | $34.5M | -27.98% | |
| 2003-07-01 | Bruker Corporation BRKR | 10 percent owner | 4.76M – | $0 | $0 | -9.73% |