| 2007-10-15 | Sale | Biogen Inc. BIIB | director | 10,350 0.0035% | $82.00 | $848,700 | -26.4% | |
| 2007-08-24 | Sale | Biogen Inc. BIIB | director | 6,900 0.001% | $26.80 | $184,920 | -0.68% | |
| 2006-11-01 | Sale | Biogen Inc. BIIB | director | 3,450 0.0006% | $26.80 | $92,460 | +6.91% | |
| 2006-09-01 | Sale | Biogen Inc. BIIB | director | 6,900 0.0007% | $15.16 | $104,604 | +10.35% | |
| 2006-03-31 | Sale | Biogen Inc. BIIB | director | 10,350 0.001% | $15.16 | $156,906 | -3.06% | |
| 2005-10-01 | Sale | Biogen Inc. BIIB | director | 10,350 0.003% | $38.97 | $403,336 | ||
| 2004-10-01 | Sale | Biogen Inc. BIIB | director | 10,350 0.003% | $61.00 | $631,350 | -35.37% | |
| 2004-04-01 | Sale | Biogen Inc. BIIB | director | 10,350 0.0008% | $15.16 | $156,906 | +5.95% | |
| 2004-02-18 | Sale | Biogen Inc. BIIB | director | 10,350 0.0009% | $15.16 | $156,906 | +12.08% |